upd strip send docstrings/help messages

mark eq/band index args as optional. this lets us differentiate between not set and zero.
add Validate method to SnapshotCmdGroup
2026-04-19 23:33:35 +00:00 · 2026-02-11 09:26:23 +00:00 · 2026-02-10 14:16:35 +00:00 · 2026-02-10 01:24:55 +00:00 · 2026-02-10 01:17:35 +00:00 · 2026-02-10 01:16:44 +00:00
20 changed files with 544 additions and 240 deletions
--- a/cmd/x32-cli/bus.go
+++ b/cmd/x32-cli/bus.go
@@ -3,8 +3,6 @@ package main
 import (
 	"fmt"
 	"time"
-
-	"github.com/alecthomas/kong"
 )

 // BusCmdGroup defines the commands related to controlling the buses of the X-Air device.
@@ -174,7 +172,7 @@ type BusEqCmdGroup struct {
 	On   BusEqOnCmd   `help:"Get or set the EQ on/off state of the bus."              cmd:"on"`
 	Mode BusEqModeCmd `help:"Get or set the EQ mode of the bus (peq, geq or teq)."    cmd:"mode"`
 	Band struct {
-		Band int              `arg:"" help:"The EQ band number."`
+		Band *int             `arg:"" help:"The EQ band number." optional:""`
 		Gain BusEqBandGainCmd `help:"Get or set the gain of the EQ band." cmd:"gain"`
 		Freq BusEqBandFreqCmd `help:"Get or set the frequency of the EQ band." cmd:"freq"`
 		Q    BusEqBandQCmd    `help:"Get or set the Q factor of the EQ band." cmd:"q"`
@@ -183,9 +181,13 @@ type BusEqCmdGroup struct {
 }

 // Validate checks that the provided EQ band number is within the valid range (1-6).
-func (cmd *BusEqCmdGroup) Validate(ctx kong.Context) error {
-	if cmd.Band.Band < 1 || cmd.Band.Band > 6 {
-		return fmt.Errorf("EQ band number must be between 1 and 6")
+func (cmd *BusEqCmdGroup) Validate() error {
+	if cmd.Band.Band == nil {
+		return nil
+	}
+
+	if *cmd.Band.Band < 1 || *cmd.Band.Band > 6 {
+		return fmt.Errorf("EQ band number must be between 1 and 6, got %d", *cmd.Band.Band)
 	}
 	return nil
 }
@@ -244,18 +246,18 @@ type BusEqBandGainCmd struct {
 // Run executes the BusEqBandGainCmd command, either retrieving the current gain of the specified EQ band of the bus or setting it based on the provided argument.
 func (cmd *BusEqBandGainCmd) Run(ctx *context, bus *BusCmdGroup, busEq *BusEqCmdGroup) error {
 	if cmd.Gain == nil {
-		resp, err := ctx.Client.Bus.Eq.Gain(bus.Index.Index, busEq.Band.Band)
+		resp, err := ctx.Client.Bus.Eq.Gain(bus.Index.Index, *busEq.Band.Band)
 		if err != nil {
 			return err
 		}
-		fmt.Fprintf(ctx.Out, "Bus %d EQ band %d gain: %.2f dB\n", bus.Index.Index, busEq.Band.Band, resp)
+		fmt.Fprintf(ctx.Out, "Bus %d EQ band %d gain: %.2f dB\n", bus.Index.Index, *busEq.Band.Band, resp)
 		return nil
 	}

-	if err := ctx.Client.Bus.Eq.SetGain(bus.Index.Index, busEq.Band.Band, *cmd.Gain); err != nil {
+	if err := ctx.Client.Bus.Eq.SetGain(bus.Index.Index, *busEq.Band.Band, *cmd.Gain); err != nil {
 		return err
 	}
-	fmt.Fprintf(ctx.Out, "Bus %d EQ band %d gain set to: %.2f dB\n", bus.Index.Index, busEq.Band.Band, *cmd.Gain)
+	fmt.Fprintf(ctx.Out, "Bus %d EQ band %d gain set to: %.2f dB\n", bus.Index.Index, *busEq.Band.Band, *cmd.Gain)
 	return nil
 }

@@ -267,18 +269,18 @@ type BusEqBandFreqCmd struct {
 // Run executes the BusEqBandFreqCmd command, either retrieving the current frequency of the specified EQ band of the bus or setting it based on the provided argument.
 func (cmd *BusEqBandFreqCmd) Run(ctx *context, bus *BusCmdGroup, busEq *BusEqCmdGroup) error {
 	if cmd.Freq == nil {
-		resp, err := ctx.Client.Bus.Eq.Frequency(bus.Index.Index, busEq.Band.Band)
+		resp, err := ctx.Client.Bus.Eq.Frequency(bus.Index.Index, *busEq.Band.Band)
 		if err != nil {
 			return err
 		}
-		fmt.Fprintf(ctx.Out, "Bus %d EQ band %d frequency: %.2f Hz\n", bus.Index.Index, busEq.Band.Band, resp)
+		fmt.Fprintf(ctx.Out, "Bus %d EQ band %d frequency: %.2f Hz\n", bus.Index.Index, *busEq.Band.Band, resp)
 		return nil
 	}

-	if err := ctx.Client.Bus.Eq.SetFrequency(bus.Index.Index, busEq.Band.Band, *cmd.Freq); err != nil {
+	if err := ctx.Client.Bus.Eq.SetFrequency(bus.Index.Index, *busEq.Band.Band, *cmd.Freq); err != nil {
 		return err
 	}
-	fmt.Fprintf(ctx.Out, "Bus %d EQ band %d frequency set to: %.2f Hz\n", bus.Index.Index, busEq.Band.Band, *cmd.Freq)
+	fmt.Fprintf(ctx.Out, "Bus %d EQ band %d frequency set to: %.2f Hz\n", bus.Index.Index, *busEq.Band.Band, *cmd.Freq)
 	return nil
 }

@@ -290,18 +292,18 @@ type BusEqBandQCmd struct {
 // Run executes the BusEqBandQCmd command, either retrieving the current Q factor of the specified EQ band of the bus or setting it based on the provided argument.
 func (cmd *BusEqBandQCmd) Run(ctx *context, bus *BusCmdGroup, busEq *BusEqCmdGroup) error {
 	if cmd.Q == nil {
-		resp, err := ctx.Client.Bus.Eq.Q(bus.Index.Index, busEq.Band.Band)
+		resp, err := ctx.Client.Bus.Eq.Q(bus.Index.Index, *busEq.Band.Band)
 		if err != nil {
 			return err
 		}
-		fmt.Fprintf(ctx.Out, "Bus %d EQ band %d Q factor: %.2f\n", bus.Index.Index, busEq.Band.Band, resp)
+		fmt.Fprintf(ctx.Out, "Bus %d EQ band %d Q factor: %.2f\n", bus.Index.Index, *busEq.Band.Band, resp)
 		return nil
 	}

-	if err := ctx.Client.Bus.Eq.SetQ(bus.Index.Index, busEq.Band.Band, *cmd.Q); err != nil {
+	if err := ctx.Client.Bus.Eq.SetQ(bus.Index.Index, *busEq.Band.Band, *cmd.Q); err != nil {
 		return err
 	}
-	fmt.Fprintf(ctx.Out, "Bus %d EQ band %d Q factor set to: %.2f\n", bus.Index.Index, busEq.Band.Band, *cmd.Q)
+	fmt.Fprintf(ctx.Out, "Bus %d EQ band %d Q factor set to: %.2f\n", bus.Index.Index, *busEq.Band.Band, *cmd.Q)
 	return nil
 }

@@ -313,18 +315,18 @@ type BusEqBandTypeCmd struct {
 // Run executes the BusEqBandTypeCmd command, either retrieving the current type of the specified EQ band of the bus or setting it based on the provided argument.
 func (cmd *BusEqBandTypeCmd) Run(ctx *context, bus *BusCmdGroup, busEq *BusEqCmdGroup) error {
 	if cmd.Type == nil {
-		resp, err := ctx.Client.Bus.Eq.Type(bus.Index.Index, busEq.Band.Band)
+		resp, err := ctx.Client.Bus.Eq.Type(bus.Index.Index, *busEq.Band.Band)
 		if err != nil {
 			return err
 		}
-		fmt.Fprintf(ctx.Out, "Bus %d EQ band %d type: %s\n", bus.Index.Index, busEq.Band.Band, resp)
+		fmt.Fprintf(ctx.Out, "Bus %d EQ band %d type: %s\n", bus.Index.Index, *busEq.Band.Band, resp)
 		return nil
 	}

-	if err := ctx.Client.Bus.Eq.SetType(bus.Index.Index, busEq.Band.Band, *cmd.Type); err != nil {
+	if err := ctx.Client.Bus.Eq.SetType(bus.Index.Index, *busEq.Band.Band, *cmd.Type); err != nil {
 		return err
 	}
-	fmt.Fprintf(ctx.Out, "Bus %d EQ band %d type set to: %s\n", bus.Index.Index, busEq.Band.Band, *cmd.Type)
+	fmt.Fprintf(ctx.Out, "Bus %d EQ band %d type set to: %s\n", bus.Index.Index, *busEq.Band.Band, *cmd.Type)
 	return nil
 }

--- a/cmd/x32-cli/cli.go
+++ b/cmd/x32-cli/cli.go
@@ -56,6 +56,7 @@ type CLI struct {
 	Bus      BusCmdGroup      `help:"Control the buses."                    cmd:"" group:"Bus"`
 	Headamp  HeadampCmdGroup  `help:"Control input gain and phantom power." cmd:"" group:"Headamp"`
 	Snapshot SnapshotCmdGroup `help:"Save and load mixer states."           cmd:"" group:"Snapshot"`
+	Dca      DCACmdGroup      `help:"Control DCA groups."                   cmd:"" group:"DCA"`
 }

 func main() {
--- a/cmd/x32-cli/dca.go
+++ b/cmd/x32-cli/dca.go
@@ -0,0 +1,67 @@
+package main
+
+import (
+	"fmt"
+)
+
+type DCACmdGroup struct {
+	Index struct {
+		Index int        `arg:"" help:"The index of the DCA group (1-8)."`
+		Mute  DCAMuteCmd `help:"Get or set the mute status of the DCA group." cmd:""`
+		Name  DCANameCmd `help:"Get or set the name of the DCA group." cmd:""`
+	} `arg:"" help:"Control a specific DCA group by its index."`
+}
+
+// Validate checks if the provided index is within the valid range.
+func (cmd *DCACmdGroup) Validate() error {
+	if cmd.Index.Index < 1 || cmd.Index.Index > 8 {
+		return fmt.Errorf("DCA group index must be between 1 and 8, got %d", cmd.Index.Index)
+	}
+	return nil
+}
+
+// DCAMuteCmd is the command to get or set the mute status of a DCA group.
+type DCAMuteCmd struct {
+	State *string `arg:"" help:"Set the mute status of the DCA group." optional:"" enum:"true,false"`
+}
+
+// Run executes the DCAMuteCmd command.
+func (cmd *DCAMuteCmd) Run(ctx *context, dca *DCACmdGroup) error {
+	if cmd.State == nil {
+		resp, err := ctx.Client.DCA.Mute(dca.Index.Index)
+		if err != nil {
+			return fmt.Errorf("failed to get DCA mute status: %w", err)
+		}
+		fmt.Fprintf(ctx.Out, "DCA Group %d mute state: %t\n", dca.Index.Index, resp)
+		return nil
+	}
+
+	if err := ctx.Client.DCA.SetMute(dca.Index.Index, *cmd.State == "true"); err != nil {
+		return fmt.Errorf("failed to set DCA mute status: %w", err)
+	}
+	return nil
+}
+
+// DCANameCmd is the command to get or set the name of a DCA group.
+type DCANameCmd struct {
+	Name *string `arg:"" help:"Set the name of the DCA group." optional:""`
+}
+
+// Run executes the DCANameCmd command.
+func (cmd *DCANameCmd) Run(ctx *context, dca *DCACmdGroup) error {
+	if cmd.Name == nil {
+		resp, err := ctx.Client.DCA.Name(dca.Index.Index)
+		if err != nil {
+			return fmt.Errorf("failed to get DCA name: %w", err)
+		}
+		if resp == "" {
+			resp = fmt.Sprintf("DCA %d", dca.Index.Index)
+		}
+		fmt.Fprintf(ctx.Out, "DCA Group %d is named '%s'\n", dca.Index.Index, resp)
+		return nil
+	}
+	if err := ctx.Client.DCA.SetName(dca.Index.Index, *cmd.Name); err != nil {
+		return fmt.Errorf("failed to set DCA name: %w", err)
+	}
+	return nil
+}
--- a/cmd/x32-cli/main.go
+++ b/cmd/x32-cli/main.go
@@ -3,8 +3,6 @@ package main
 import (
 	"fmt"
 	"time"
-
-	"github.com/alecthomas/kong"
 )

 // MainCmdGroup defines the command group for controlling the Main L/R output, including commands for mute state, fader level, and fade-in/fade-out times.
@@ -137,7 +135,7 @@ func (cmd *MainFadeoutCmd) Run(ctx *context) error {
 type MainEqCmdGroup struct {
 	On   MainEqOnCmd `help:"Get or set the EQ on/off state of the Main L/R output."               cmd:"on"`
 	Band struct {
-		Band int               `arg:"" help:"The EQ band number."`
+		Band *int              `arg:"" help:"The EQ band number." optional:""`
 		Gain MainEqBandGainCmd `help:"Get or set the gain of the specified EQ band." cmd:"gain"`
 		Freq MainEqBandFreqCmd `help:"Get or set the frequency of the specified EQ band." cmd:"freq"`
 		Q    MainEqBandQCmd    `help:"Get or set the Q factor of the specified EQ band." cmd:"q"`
@@ -146,9 +144,13 @@ type MainEqCmdGroup struct {
 }

 // Validate checks if the provided EQ band number is within the valid range (1-6) for the Main L/R output.
-func (cmd *MainEqCmdGroup) Validate(ctx kong.Context) error {
-	if cmd.Band.Band < 1 || cmd.Band.Band > 6 {
-		return fmt.Errorf("invalid EQ band number: %d. Valid range is 1-6", cmd.Band.Band)
+func (cmd *MainEqCmdGroup) Validate() error {
+	if cmd.Band.Band == nil {
+		return nil
+	}
+
+	if *cmd.Band.Band < 1 || *cmd.Band.Band > 6 {
+		return fmt.Errorf("EQ band number must be between 1 and 6, got %d", *cmd.Band.Band)
 	}
 	return nil
 }
@@ -184,18 +186,18 @@ type MainEqBandGainCmd struct {
 // Run executes the MainEqBandGainCmd command, either retrieving the current gain of a specific EQ band on the Main L/R output or setting it based on the provided argument.
 func (cmd *MainEqBandGainCmd) Run(ctx *context, main *MainCmdGroup, mainEq *MainEqCmdGroup) error {
 	if cmd.Level == nil {
-		resp, err := ctx.Client.Main.Eq.Gain(0, mainEq.Band.Band)
+		resp, err := ctx.Client.Main.Eq.Gain(0, *mainEq.Band.Band)
 		if err != nil {
-			return fmt.Errorf("failed to get Main L/R EQ band %d gain: %w", mainEq.Band.Band, err)
+			return fmt.Errorf("failed to get Main L/R EQ band %d gain: %w", *mainEq.Band.Band, err)
 		}
-		fmt.Fprintf(ctx.Out, "Main L/R EQ band %d gain: %.2f dB\n", mainEq.Band.Band, resp)
+		fmt.Fprintf(ctx.Out, "Main L/R EQ band %d gain: %.2f dB\n", *mainEq.Band.Band, resp)
 		return nil
 	}

-	if err := ctx.Client.Main.Eq.SetGain(0, mainEq.Band.Band, *cmd.Level); err != nil {
-		return fmt.Errorf("failed to set Main L/R EQ band %d gain: %w", mainEq.Band.Band, err)
+	if err := ctx.Client.Main.Eq.SetGain(0, *mainEq.Band.Band, *cmd.Level); err != nil {
+		return fmt.Errorf("failed to set Main L/R EQ band %d gain: %w", *mainEq.Band.Band, err)
 	}
-	fmt.Fprintf(ctx.Out, "Main L/R EQ band %d gain set to: %.2f dB\n", mainEq.Band.Band, *cmd.Level)
+	fmt.Fprintf(ctx.Out, "Main L/R EQ band %d gain set to: %.2f dB\n", *mainEq.Band.Band, *cmd.Level)
 	return nil
 }

@@ -207,18 +209,18 @@ type MainEqBandFreqCmd struct {
 // Run executes the MainEqBandFreqCmd command, either retrieving the current frequency of a specific EQ band on the Main L/R output or setting it based on the provided argument.
 func (cmd *MainEqBandFreqCmd) Run(ctx *context, main *MainCmdGroup, mainEq *MainEqCmdGroup) error {
 	if cmd.Frequency == nil {
-		resp, err := ctx.Client.Main.Eq.Frequency(0, mainEq.Band.Band)
+		resp, err := ctx.Client.Main.Eq.Frequency(0, *mainEq.Band.Band)
 		if err != nil {
-			return fmt.Errorf("failed to get Main L/R EQ band %d frequency: %w", mainEq.Band.Band, err)
+			return fmt.Errorf("failed to get Main L/R EQ band %d frequency: %w", *mainEq.Band.Band, err)
 		}
-		fmt.Fprintf(ctx.Out, "Main L/R EQ band %d frequency: %.2f Hz\n", mainEq.Band.Band, resp)
+		fmt.Fprintf(ctx.Out, "Main L/R EQ band %d frequency: %.2f Hz\n", *mainEq.Band.Band, resp)
 		return nil
 	}

-	if err := ctx.Client.Main.Eq.SetFrequency(0, mainEq.Band.Band, *cmd.Frequency); err != nil {
-		return fmt.Errorf("failed to set Main L/R EQ band %d frequency: %w", mainEq.Band.Band, err)
+	if err := ctx.Client.Main.Eq.SetFrequency(0, *mainEq.Band.Band, *cmd.Frequency); err != nil {
+		return fmt.Errorf("failed to set Main L/R EQ band %d frequency: %w", *mainEq.Band.Band, err)
 	}
-	fmt.Fprintf(ctx.Out, "Main L/R EQ band %d frequency set to: %.2f Hz\n", mainEq.Band.Band, *cmd.Frequency)
+	fmt.Fprintf(ctx.Out, "Main L/R EQ band %d frequency set to: %.2f Hz\n", *mainEq.Band.Band, *cmd.Frequency)
 	return nil
 }

@@ -230,18 +232,18 @@ type MainEqBandQCmd struct {
 // Run executes the MainEqBandQCmd command, either retrieving the current Q factor of a specific EQ band on the Main L/R output or setting it based on the provided argument.
 func (cmd *MainEqBandQCmd) Run(ctx *context, main *MainCmdGroup, mainEq *MainEqCmdGroup) error {
 	if cmd.Q == nil {
-		resp, err := ctx.Client.Main.Eq.Q(0, mainEq.Band.Band)
+		resp, err := ctx.Client.Main.Eq.Q(0, *mainEq.Band.Band)
 		if err != nil {
-			return fmt.Errorf("failed to get Main L/R EQ band %d Q factor: %w", mainEq.Band.Band, err)
+			return fmt.Errorf("failed to get Main L/R EQ band %d Q factor: %w", *mainEq.Band.Band, err)
 		}
-		fmt.Fprintf(ctx.Out, "Main L/R EQ band %d Q factor: %.2f\n", mainEq.Band.Band, resp)
+		fmt.Fprintf(ctx.Out, "Main L/R EQ band %d Q factor: %.2f\n", *mainEq.Band.Band, resp)
 		return nil
 	}

-	if err := ctx.Client.Main.Eq.SetQ(0, mainEq.Band.Band, *cmd.Q); err != nil {
-		return fmt.Errorf("failed to set Main L/R EQ band %d Q factor: %w", mainEq.Band.Band, err)
+	if err := ctx.Client.Main.Eq.SetQ(0, *mainEq.Band.Band, *cmd.Q); err != nil {
+		return fmt.Errorf("failed to set Main L/R EQ band %d Q factor: %w", *mainEq.Band.Band, err)
 	}
-	fmt.Fprintf(ctx.Out, "Main L/R EQ band %d Q factor set to: %.2f\n", mainEq.Band.Band, *cmd.Q)
+	fmt.Fprintf(ctx.Out, "Main L/R EQ band %d Q factor set to: %.2f\n", *mainEq.Band.Band, *cmd.Q)
 	return nil
 }

@@ -253,18 +255,18 @@ type MainEqBandTypeCmd struct {
 // Run executes the MainEqBandTypeCmd command, either retrieving the current type of a specific EQ band on the Main L/R output or setting it based on the provided argument.
 func (cmd *MainEqBandTypeCmd) Run(ctx *context, main *MainCmdGroup, mainEq *MainEqCmdGroup) error {
 	if cmd.Type == nil {
-		resp, err := ctx.Client.Main.Eq.Type(0, mainEq.Band.Band)
+		resp, err := ctx.Client.Main.Eq.Type(0, *mainEq.Band.Band)
 		if err != nil {
-			return fmt.Errorf("failed to get Main L/R EQ band %d type: %w", mainEq.Band.Band, err)
+			return fmt.Errorf("failed to get Main L/R EQ band %d type: %w", *mainEq.Band.Band, err)
 		}
-		fmt.Fprintf(ctx.Out, "Main L/R EQ band %d type: %s\n", mainEq.Band.Band, resp)
+		fmt.Fprintf(ctx.Out, "Main L/R EQ band %d type: %s\n", *mainEq.Band.Band, resp)
 		return nil
 	}

-	if err := ctx.Client.Main.Eq.SetType(0, mainEq.Band.Band, *cmd.Type); err != nil {
-		return fmt.Errorf("failed to set Main L/R EQ band %d type: %w", mainEq.Band.Band, err)
+	if err := ctx.Client.Main.Eq.SetType(0, *mainEq.Band.Band, *cmd.Type); err != nil {
+		return fmt.Errorf("failed to set Main L/R EQ band %d type: %w", *mainEq.Band.Band, err)
 	}
-	fmt.Fprintf(ctx.Out, "Main L/R EQ band %d type set to: %s\n", mainEq.Band.Band, *cmd.Type)
+	fmt.Fprintf(ctx.Out, "Main L/R EQ band %d type set to: %s\n", *mainEq.Band.Band, *cmd.Type)
 	return nil
 }

--- a/cmd/x32-cli/mainmono.go
+++ b/cmd/x32-cli/mainmono.go
@@ -3,8 +3,6 @@ package main
 import (
 	"fmt"
 	"time"
-
-	"github.com/alecthomas/kong"
 )

 // MainMonoCmdGroup defines the command group for controlling the Main Mono output, including commands for mute state, fader level, and fade-in/fade-out times.
@@ -137,7 +135,7 @@ func (cmd *MainMonoFadeoutCmd) Run(ctx *context) error {
 type MainMonoEqCmdGroup struct {
 	On   MainMonoEqOnCmd `help:"Get or set the EQ on/off state of the Main Mono output."               cmd:"on"`
 	Band struct {
-		Band int                   `arg:"" help:"The EQ band number."`
+		Band *int                  `arg:"" help:"The EQ band number." optional:""`
 		Gain MainMonoEqBandGainCmd `help:"Get or set the gain of the specified EQ band." cmd:"gain"`
 		Freq MainMonoEqBandFreqCmd `help:"Get or set the frequency of the specified EQ band." cmd:"freq"`
 		Q    MainMonoEqBandQCmd    `help:"Get or set the Q factor of the specified EQ band." cmd:"q"`
@@ -146,9 +144,13 @@ type MainMonoEqCmdGroup struct {
 }

 // Validate checks if the provided EQ band number is within the valid range (1-6) for the Main Mono output.
-func (cmd *MainMonoEqCmdGroup) Validate(ctx kong.Context) error {
-	if cmd.Band.Band < 1 || cmd.Band.Band > 6 {
-		return fmt.Errorf("invalid EQ band number: %d. Valid range is 1-6", cmd.Band.Band)
+func (cmd *MainMonoEqCmdGroup) Validate() error {
+	if cmd.Band.Band == nil {
+		return nil
+	}
+
+	if *cmd.Band.Band < 1 || *cmd.Band.Band > 6 {
+		return fmt.Errorf("EQ band number must be between 1 and 6, got %d", *cmd.Band.Band)
 	}
 	return nil
 }
@@ -184,18 +186,18 @@ type MainMonoEqBandGainCmd struct {
 // Run executes the MainMonoEqBandGainCmd command, either retrieving the current gain of a specific EQ band on the Main Mono output or setting it based on the provided argument.
 func (cmd *MainMonoEqBandGainCmd) Run(ctx *context, main *MainCmdGroup, mainEq *MainMonoEqCmdGroup) error {
 	if cmd.Level == nil {
-		resp, err := ctx.Client.MainMono.Eq.Gain(0, mainEq.Band.Band)
+		resp, err := ctx.Client.MainMono.Eq.Gain(0, *mainEq.Band.Band)
 		if err != nil {
-			return fmt.Errorf("failed to get Main Mono EQ band %d gain: %w", mainEq.Band.Band, err)
+			return fmt.Errorf("failed to get Main Mono EQ band %d gain: %w", *mainEq.Band.Band, err)
 		}
-		fmt.Fprintf(ctx.Out, "Main Mono EQ band %d gain: %.2f dB\n", mainEq.Band.Band, resp)
+		fmt.Fprintf(ctx.Out, "Main Mono EQ band %d gain: %.2f dB\n", *mainEq.Band.Band, resp)
 		return nil
 	}

-	if err := ctx.Client.MainMono.Eq.SetGain(0, mainEq.Band.Band, *cmd.Level); err != nil {
-		return fmt.Errorf("failed to set Main Mono EQ band %d gain: %w", mainEq.Band.Band, err)
+	if err := ctx.Client.MainMono.Eq.SetGain(0, *mainEq.Band.Band, *cmd.Level); err != nil {
+		return fmt.Errorf("failed to set Main Mono EQ band %d gain: %w", *mainEq.Band.Band, err)
 	}
-	fmt.Fprintf(ctx.Out, "Main Mono EQ band %d gain set to: %.2f dB\n", mainEq.Band.Band, *cmd.Level)
+	fmt.Fprintf(ctx.Out, "Main Mono EQ band %d gain set to: %.2f dB\n", *mainEq.Band.Band, *cmd.Level)
 	return nil
 }

@@ -207,18 +209,18 @@ type MainMonoEqBandFreqCmd struct {
 // Run executes the MainMonoEqBandFreqCmd command, either retrieving the current frequency of a specific EQ band on the Main Mono output or setting it based on the provided argument.
 func (cmd *MainMonoEqBandFreqCmd) Run(ctx *context, main *MainCmdGroup, mainEq *MainMonoEqCmdGroup) error {
 	if cmd.Frequency == nil {
-		resp, err := ctx.Client.MainMono.Eq.Frequency(0, mainEq.Band.Band)
+		resp, err := ctx.Client.MainMono.Eq.Frequency(0, *mainEq.Band.Band)
 		if err != nil {
-			return fmt.Errorf("failed to get Main Mono EQ band %d frequency: %w", mainEq.Band.Band, err)
+			return fmt.Errorf("failed to get Main Mono EQ band %d frequency: %w", *mainEq.Band.Band, err)
 		}
-		fmt.Fprintf(ctx.Out, "Main Mono EQ band %d frequency: %.2f Hz\n", mainEq.Band.Band, resp)
+		fmt.Fprintf(ctx.Out, "Main Mono EQ band %d frequency: %.2f Hz\n", *mainEq.Band.Band, resp)
 		return nil
 	}

-	if err := ctx.Client.MainMono.Eq.SetFrequency(0, mainEq.Band.Band, *cmd.Frequency); err != nil {
-		return fmt.Errorf("failed to set Main Mono EQ band %d frequency: %w", mainEq.Band.Band, err)
+	if err := ctx.Client.MainMono.Eq.SetFrequency(0, *mainEq.Band.Band, *cmd.Frequency); err != nil {
+		return fmt.Errorf("failed to set Main Mono EQ band %d frequency: %w", *mainEq.Band.Band, err)
 	}
-	fmt.Fprintf(ctx.Out, "Main Mono EQ band %d frequency set to: %.2f Hz\n", mainEq.Band.Band, *cmd.Frequency)
+	fmt.Fprintf(ctx.Out, "Main Mono EQ band %d frequency set to: %.2f Hz\n", *mainEq.Band.Band, *cmd.Frequency)
 	return nil
 }

@@ -230,18 +232,18 @@ type MainMonoEqBandQCmd struct {
 // Run executes the MainMonoEqBandQCmd command, either retrieving the current Q factor of a specific EQ band on the Main Mono output or setting it based on the provided argument.
 func (cmd *MainMonoEqBandQCmd) Run(ctx *context, main *MainCmdGroup, mainEq *MainMonoEqCmdGroup) error {
 	if cmd.Q == nil {
-		resp, err := ctx.Client.MainMono.Eq.Q(0, mainEq.Band.Band)
+		resp, err := ctx.Client.MainMono.Eq.Q(0, *mainEq.Band.Band)
 		if err != nil {
-			return fmt.Errorf("failed to get Main Mono EQ band %d Q factor: %w", mainEq.Band.Band, err)
+			return fmt.Errorf("failed to get Main Mono EQ band %d Q factor: %w", *mainEq.Band.Band, err)
 		}
-		fmt.Fprintf(ctx.Out, "Main Mono EQ band %d Q factor: %.2f\n", mainEq.Band.Band, resp)
+		fmt.Fprintf(ctx.Out, "Main Mono EQ band %d Q factor: %.2f\n", *mainEq.Band.Band, resp)
 		return nil
 	}

-	if err := ctx.Client.MainMono.Eq.SetQ(0, mainEq.Band.Band, *cmd.Q); err != nil {
-		return fmt.Errorf("failed to set Main Mono EQ band %d Q factor: %w", mainEq.Band.Band, err)
+	if err := ctx.Client.MainMono.Eq.SetQ(0, *mainEq.Band.Band, *cmd.Q); err != nil {
+		return fmt.Errorf("failed to set Main Mono EQ band %d Q factor: %w", *mainEq.Band.Band, err)
 	}
-	fmt.Fprintf(ctx.Out, "Main Mono EQ band %d Q factor set to: %.2f\n", mainEq.Band.Band, *cmd.Q)
+	fmt.Fprintf(ctx.Out, "Main Mono EQ band %d Q factor set to: %.2f\n", *mainEq.Band.Band, *cmd.Q)
 	return nil
 }

@@ -253,18 +255,18 @@ type MainMonoEqBandTypeCmd struct {
 // Run executes the MainMonoEqBandTypeCmd command, either retrieving the current type of a specific EQ band on the Main Mono output or setting it based on the provided argument.
 func (cmd *MainMonoEqBandTypeCmd) Run(ctx *context, main *MainCmdGroup, mainEq *MainMonoEqCmdGroup) error {
 	if cmd.Type == nil {
-		resp, err := ctx.Client.MainMono.Eq.Type(0, mainEq.Band.Band)
+		resp, err := ctx.Client.MainMono.Eq.Type(0, *mainEq.Band.Band)
 		if err != nil {
-			return fmt.Errorf("failed to get Main Mono EQ band %d type: %w", mainEq.Band.Band, err)
+			return fmt.Errorf("failed to get Main Mono EQ band %d type: %w", *mainEq.Band.Band, err)
 		}
-		fmt.Fprintf(ctx.Out, "Main Mono EQ band %d type: %s\n", mainEq.Band.Band, resp)
+		fmt.Fprintf(ctx.Out, "Main Mono EQ band %d type: %s\n", *mainEq.Band.Band, resp)
 		return nil
 	}

-	if err := ctx.Client.MainMono.Eq.SetType(0, mainEq.Band.Band, *cmd.Type); err != nil {
-		return fmt.Errorf("failed to set Main Mono EQ band %d type: %w", mainEq.Band.Band, err)
+	if err := ctx.Client.MainMono.Eq.SetType(0, *mainEq.Band.Band, *cmd.Type); err != nil {
+		return fmt.Errorf("failed to set Main Mono EQ band %d type: %w", *mainEq.Band.Band, err)
 	}
-	fmt.Fprintf(ctx.Out, "Main Mono EQ band %d type set to: %s\n", mainEq.Band.Band, *cmd.Type)
+	fmt.Fprintf(ctx.Out, "Main Mono EQ band %d type set to: %s\n", *mainEq.Band.Band, *cmd.Type)
 	return nil
 }

--- a/cmd/x32-cli/matrix.go
+++ b/cmd/x32-cli/matrix.go
@@ -3,8 +3,6 @@ package main
 import (
 	"fmt"
 	"time"
-
-	"github.com/alecthomas/kong"
 )

 // MatrixCmdGroup defines the command group for controlling the Matrix outputs, including commands for mute state, fader level, and fade-in/fade-out times.
@@ -22,9 +20,9 @@ type MatrixCmdGroup struct {
 	} `help:"Commands for controlling individual Matrix outputs." arg:""`
 }

-func (cmd *MatrixCmdGroup) Validate(ctx kong.Context) error {
+func (cmd *MatrixCmdGroup) Validate() error {
 	if cmd.Index.Index < 1 || cmd.Index.Index > 6 {
-		return fmt.Errorf("invalid Matrix output index: %d. Valid range is 1-6", cmd.Index.Index)
+		return fmt.Errorf("Matrix output index must be between 1 and 6, got %d", cmd.Index.Index)
 	}
 	return nil
 }
@@ -147,7 +145,7 @@ func (cmd *MatrixFadeoutCmd) Run(ctx *context, matrix *MatrixCmdGroup) error {
 type MatrixEqCmdGroup struct {
 	On   MatrixEqOnCmd `help:"Get or set the EQ on/off state of the Matrix output."               cmd:"on"`
 	Band struct {
-		Band int                 `arg:"" help:"The EQ band number."`
+		Band *int                `arg:"" help:"The EQ band number." optional:""`
 		Gain MatrixEqBandGainCmd `help:"Get or set the gain of the specified EQ band." cmd:"gain"`
 		Freq MatrixEqBandFreqCmd `help:"Get or set the frequency of the specified EQ band." cmd:"freq"`
 		Q    MatrixEqBandQCmd    `help:"Get or set the Q factor of the specified EQ band." cmd:"q"`
@@ -156,9 +154,13 @@ type MatrixEqCmdGroup struct {
 }

 // Validate checks if the provided EQ band number is within the valid range (1-6) for the Matrix output.
-func (cmd *MatrixEqCmdGroup) Validate(ctx kong.Context) error {
-	if cmd.Band.Band < 1 || cmd.Band.Band > 6 {
-		return fmt.Errorf("invalid EQ band number: %d. Valid range is 1-6", cmd.Band.Band)
+func (cmd *MatrixEqCmdGroup) Validate() error {
+	if cmd.Band.Band == nil {
+		return nil
+	}
+
+	if *cmd.Band.Band < 1 || *cmd.Band.Band > 6 {
+		return fmt.Errorf("EQ band number must be between 1 and 6, got %d", *cmd.Band.Band)
 	}
 	return nil
 }
@@ -194,18 +196,18 @@ type MatrixEqBandGainCmd struct {
 // Run executes the MatrixEqBandGainCmd command, either retrieving the current gain of a specific EQ band on the Matrix output or setting it based on the provided argument.
 func (cmd *MatrixEqBandGainCmd) Run(ctx *context, matrix *MatrixCmdGroup, matrixEq *MatrixEqCmdGroup) error {
 	if cmd.Level == nil {
-		resp, err := ctx.Client.Matrix.Eq.Gain(matrix.Index.Index, matrixEq.Band.Band)
+		resp, err := ctx.Client.Matrix.Eq.Gain(matrix.Index.Index, *matrixEq.Band.Band)
 		if err != nil {
-			return fmt.Errorf("failed to get Matrix EQ band %d gain: %w", matrixEq.Band.Band, err)
+			return fmt.Errorf("failed to get Matrix EQ band %d gain: %w", *matrixEq.Band.Band, err)
 		}
-		fmt.Fprintf(ctx.Out, "Matrix EQ band %d gain: %.2f dB\n", matrixEq.Band.Band, resp)
+		fmt.Fprintf(ctx.Out, "Matrix EQ band %d gain: %.2f dB\n", *matrixEq.Band.Band, resp)
 		return nil
 	}

-	if err := ctx.Client.Matrix.Eq.SetGain(matrix.Index.Index, matrixEq.Band.Band, *cmd.Level); err != nil {
-		return fmt.Errorf("failed to set Matrix EQ band %d gain: %w", matrixEq.Band.Band, err)
+	if err := ctx.Client.Matrix.Eq.SetGain(matrix.Index.Index, *matrixEq.Band.Band, *cmd.Level); err != nil {
+		return fmt.Errorf("failed to set Matrix EQ band %d gain: %w", *matrixEq.Band.Band, err)
 	}
-	fmt.Fprintf(ctx.Out, "Matrix EQ band %d gain set to: %.2f dB\n", matrixEq.Band.Band, *cmd.Level)
+	fmt.Fprintf(ctx.Out, "Matrix EQ band %d gain set to: %.2f dB\n", *matrixEq.Band.Band, *cmd.Level)
 	return nil
 }

@@ -217,18 +219,18 @@ type MatrixEqBandFreqCmd struct {
 // Run executes the MatrixEqBandFreqCmd command, either retrieving the current frequency of a specific EQ band on the Matrix output or setting it based on the provided argument.
 func (cmd *MatrixEqBandFreqCmd) Run(ctx *context, matrix *MatrixCmdGroup, matrixEq *MatrixEqCmdGroup) error {
 	if cmd.Frequency == nil {
-		resp, err := ctx.Client.Matrix.Eq.Frequency(matrix.Index.Index, matrixEq.Band.Band)
+		resp, err := ctx.Client.Matrix.Eq.Frequency(matrix.Index.Index, *matrixEq.Band.Band)
 		if err != nil {
-			return fmt.Errorf("failed to get Matrix EQ band %d frequency: %w", matrixEq.Band.Band, err)
+			return fmt.Errorf("failed to get Matrix EQ band %d frequency: %w", *matrixEq.Band.Band, err)
 		}
-		fmt.Fprintf(ctx.Out, "Matrix EQ band %d frequency: %.2f Hz\n", matrixEq.Band.Band, resp)
+		fmt.Fprintf(ctx.Out, "Matrix EQ band %d frequency: %.2f Hz\n", *matrixEq.Band.Band, resp)
 		return nil
 	}

-	if err := ctx.Client.Matrix.Eq.SetFrequency(matrix.Index.Index, matrixEq.Band.Band, *cmd.Frequency); err != nil {
-		return fmt.Errorf("failed to set Matrix EQ band %d frequency: %w", matrixEq.Band.Band, err)
+	if err := ctx.Client.Matrix.Eq.SetFrequency(matrix.Index.Index, *matrixEq.Band.Band, *cmd.Frequency); err != nil {
+		return fmt.Errorf("failed to set Matrix EQ band %d frequency: %w", *matrixEq.Band.Band, err)
 	}
-	fmt.Fprintf(ctx.Out, "Matrix EQ band %d frequency set to: %.2f Hz\n", matrixEq.Band.Band, *cmd.Frequency)
+	fmt.Fprintf(ctx.Out, "Matrix EQ band %d frequency set to: %.2f Hz\n", *matrixEq.Band.Band, *cmd.Frequency)
 	return nil
 }

@@ -240,18 +242,18 @@ type MatrixEqBandQCmd struct {
 // Run executes the MatrixEqBandQCmd command, either retrieving the current Q factor of a specific EQ band on the Matrix output or setting it based on the provided argument.
 func (cmd *MatrixEqBandQCmd) Run(ctx *context, matrix *MatrixCmdGroup, matrixEq *MatrixEqCmdGroup) error {
 	if cmd.Q == nil {
-		resp, err := ctx.Client.Matrix.Eq.Q(matrix.Index.Index, matrixEq.Band.Band)
+		resp, err := ctx.Client.Matrix.Eq.Q(matrix.Index.Index, *matrixEq.Band.Band)
 		if err != nil {
-			return fmt.Errorf("failed to get Matrix EQ band %d Q factor: %w", matrixEq.Band.Band, err)
+			return fmt.Errorf("failed to get Matrix EQ band %d Q factor: %w", *matrixEq.Band.Band, err)
 		}
-		fmt.Fprintf(ctx.Out, "Matrix EQ band %d Q factor: %.2f\n", matrixEq.Band.Band, resp)
+		fmt.Fprintf(ctx.Out, "Matrix EQ band %d Q factor: %.2f\n", *matrixEq.Band.Band, resp)
 		return nil
 	}

-	if err := ctx.Client.Matrix.Eq.SetQ(matrix.Index.Index, matrixEq.Band.Band, *cmd.Q); err != nil {
-		return fmt.Errorf("failed to set Matrix EQ band %d Q factor: %w", matrixEq.Band.Band, err)
+	if err := ctx.Client.Matrix.Eq.SetQ(matrix.Index.Index, *matrixEq.Band.Band, *cmd.Q); err != nil {
+		return fmt.Errorf("failed to set Matrix EQ band %d Q factor: %w", *matrixEq.Band.Band, err)
 	}
-	fmt.Fprintf(ctx.Out, "Matrix EQ band %d Q factor set to: %.2f\n", matrixEq.Band.Band, *cmd.Q)
+	fmt.Fprintf(ctx.Out, "Matrix EQ band %d Q factor set to: %.2f\n", *matrixEq.Band.Band, *cmd.Q)
 	return nil
 }

@@ -263,18 +265,18 @@ type MatrixEqBandTypeCmd struct {
 // Run executes the MatrixEqBandTypeCmd command, either retrieving the current type of a specific EQ band on the Matrix output or setting it based on the provided argument.
 func (cmd *MatrixEqBandTypeCmd) Run(ctx *context, matrix *MatrixCmdGroup, matrixEq *MatrixEqCmdGroup) error {
 	if cmd.Type == nil {
-		resp, err := ctx.Client.Matrix.Eq.Type(matrix.Index.Index, matrixEq.Band.Band)
+		resp, err := ctx.Client.Matrix.Eq.Type(matrix.Index.Index, *matrixEq.Band.Band)
 		if err != nil {
-			return fmt.Errorf("failed to get Matrix EQ band %d type: %w", matrixEq.Band.Band, err)
+			return fmt.Errorf("failed to get Matrix EQ band %d type: %w", *matrixEq.Band.Band, err)
 		}
-		fmt.Fprintf(ctx.Out, "Matrix EQ band %d type: %s\n", matrixEq.Band.Band, resp)
+		fmt.Fprintf(ctx.Out, "Matrix EQ band %d type: %s\n", *matrixEq.Band.Band, resp)
 		return nil
 	}

-	if err := ctx.Client.Matrix.Eq.SetType(matrix.Index.Index, matrixEq.Band.Band, *cmd.Type); err != nil {
-		return fmt.Errorf("failed to set Matrix EQ band %d type: %w", matrixEq.Band.Band, err)
+	if err := ctx.Client.Matrix.Eq.SetType(matrix.Index.Index, *matrixEq.Band.Band, *cmd.Type); err != nil {
+		return fmt.Errorf("failed to set Matrix EQ band %d type: %w", *matrixEq.Band.Band, err)
 	}
-	fmt.Fprintf(ctx.Out, "Matrix EQ band %d type set to: %s\n", matrixEq.Band.Band, *cmd.Type)
+	fmt.Fprintf(ctx.Out, "Matrix EQ band %d type set to: %s\n", *matrixEq.Band.Band, *cmd.Type)
 	return nil
 }

--- a/cmd/x32-cli/snapshot.go
+++ b/cmd/x32-cli/snapshot.go
@@ -5,7 +5,7 @@ import "fmt"
 type SnapshotCmdGroup struct {
 	List  ListCmd `help:"List all snapshots."        cmd:"list"`
 	Index struct {
-		Index  int       `arg:"" help:"The index of the snapshot."`
+		Index  *int      `arg:"" help:"The index of the snapshot." optional:""`
 		Name   NameCmd   `help:"Get or set the name of a snapshot."      cmd:"name"`
 		Save   SaveCmd   `help:"Save the current mixer state to a snapshot." cmd:"save"`
 		Load   LoadCmd   `help:"Load a mixer state from a snapshot."         cmd:"load"`
@@ -13,6 +13,19 @@ type SnapshotCmdGroup struct {
 	} `help:"The index of the snapshot."            arg:""`
 }

+// Validate checks if the provided snapshot index is within the valid range (1-64) when any of the subcommands that require an index are used.
+func (c *SnapshotCmdGroup) Validate() error {
+	if c.Index.Index == nil {
+		return nil
+	}
+
+	if *c.Index.Index < 1 || *c.Index.Index > 64 {
+		return fmt.Errorf("snapshot index must be between 1 and 64")
+	}
+
+	return nil
+}
+
 type ListCmd struct {
 }

@@ -36,7 +49,7 @@ type NameCmd struct {

 func (c *NameCmd) Run(ctx *context, snapshot *SnapshotCmdGroup) error {
 	if c.Name == nil {
-		name, err := ctx.Client.Snapshot.Name(snapshot.Index.Index)
+		name, err := ctx.Client.Snapshot.Name(*snapshot.Index.Index)
 		if err != nil {
 			return err
 		}
@@ -44,7 +57,7 @@ func (c *NameCmd) Run(ctx *context, snapshot *SnapshotCmdGroup) error {
 		return nil
 	}

-	return ctx.Client.Snapshot.SetName(snapshot.Index.Index, *c.Name)
+	return ctx.Client.Snapshot.SetName(*snapshot.Index.Index, *c.Name)
 }

 type SaveCmd struct {
@@ -57,19 +70,19 @@ func (c *SaveCmd) Run(ctx *context, snapshot *SnapshotCmdGroup) error {
 		return err
 	}

-	return ctx.Client.Snapshot.CurrentSave(snapshot.Index.Index)
+	return ctx.Client.Snapshot.CurrentSave(*snapshot.Index.Index)
 }

 type LoadCmd struct {
 }

 func (c *LoadCmd) Run(ctx *context, snapshot *SnapshotCmdGroup) error {
-	return ctx.Client.Snapshot.CurrentLoad(snapshot.Index.Index)
+	return ctx.Client.Snapshot.CurrentLoad(*snapshot.Index.Index)
 }

 type DeleteCmd struct {
 }

 func (c *DeleteCmd) Run(ctx *context, snapshot *SnapshotCmdGroup) error {
-	return ctx.Client.Snapshot.CurrentDelete(snapshot.Index.Index)
+	return ctx.Client.Snapshot.CurrentDelete(*snapshot.Index.Index)
 }
--- a/cmd/x32-cli/strip.go
+++ b/cmd/x32-cli/strip.go
@@ -3,8 +3,6 @@ package main
 import (
 	"fmt"
 	"time"
-
-	"github.com/alecthomas/kong"
 )

 // StripCmdGroup defines the command group for controlling the strips of the mixer, including commands for getting and setting various parameters such as mute state, fader level, send levels, and EQ settings.
@@ -142,27 +140,41 @@ func (cmd *StripFadeoutCmd) Run(ctx *context, strip *StripCmdGroup) error {
 	}
 }

-// StripSendCmd defines the command for getting or setting the send level for a specific bus on a strip, allowing users to control the level of the signal being sent from the strip to a particular bus.
+// StripSendCmd defines the command for getting or setting the auxiliary send level
+// for a specific send destination (mix bus) on a strip.
 type StripSendCmd struct {
-	BusNum int      `arg:"" help:"The bus number to get or set the send level for."`
-	Level  *float64 `arg:"" help:"The send level to set (in dB)."                   optional:""`
+	SendIndex int      `arg:"" help:"The index of the send destination (mix bus). (1-based indexing)"`
+	Level     *float64 `arg:"" help:"The send level to set (in dB)."                                  optional:""`
 }

-// Run executes the StripSendCmd command, either retrieving the current send level for the specified bus on the strip or setting it based on the provided argument.
+// Run executes the StripSendCmd command, either retrieving the current send level for the specified send destination
+// or setting it based on the provided argument.
 func (cmd *StripSendCmd) Run(ctx *context, strip *StripCmdGroup) error {
 	if cmd.Level == nil {
-		resp, err := ctx.Client.Strip.SendLevel(strip.Index.Index, cmd.BusNum)
+		resp, err := ctx.Client.Strip.SendLevel(strip.Index.Index, cmd.SendIndex)
 		if err != nil {
 			return fmt.Errorf("failed to get send level: %w", err)
 		}
-		fmt.Fprintf(ctx.Out, "Strip %d send level for bus %d: %.2f dB\n", strip.Index.Index, cmd.BusNum, resp)
+		fmt.Fprintf(
+			ctx.Out,
+			"Strip %d send %d level: %.2f dB\n",
+			strip.Index.Index,
+			cmd.SendIndex,
+			resp,
+		)
 		return nil
 	}

-	if err := ctx.Client.Strip.SetSendLevel(strip.Index.Index, cmd.BusNum, *cmd.Level); err != nil {
+	if err := ctx.Client.Strip.SetSendLevel(strip.Index.Index, cmd.SendIndex, *cmd.Level); err != nil {
 		return fmt.Errorf("failed to set send level: %w", err)
 	}
-	fmt.Fprintf(ctx.Out, "Strip %d send level for bus %d set to: %.2f dB\n", strip.Index.Index, cmd.BusNum, *cmd.Level)
+	fmt.Fprintf(
+		ctx.Out,
+		"Strip %d send %d level set to: %.2f dB\n",
+		strip.Index.Index,
+		cmd.SendIndex,
+		*cmd.Level,
+	)
 	return nil
 }

@@ -365,7 +377,7 @@ func (cmd *StripGateReleaseCmd) Run(ctx *context, strip *StripCmdGroup) error {
 type StripEqCmdGroup struct {
 	On   StripEqOnCmd `help:"Get or set the EQ on/off state of the strip."              cmd:""`
 	Band struct {
-		Band int                `arg:"" help:"The EQ band number."`
+		Band *int               `arg:"" help:"The EQ band number." optional:""`
 		Gain StripEqBandGainCmd `help:"Get or set the gain of the EQ band." cmd:""`
 		Freq StripEqBandFreqCmd `help:"Get or set the frequency of the EQ band." cmd:""`
 		Q    StripEqBandQCmd    `help:"Get or set the Q factor of the EQ band." cmd:""`
@@ -374,9 +386,13 @@ type StripEqCmdGroup struct {
 }

 // Validate checks if the provided EQ band number is valid (between 1 and 4) and returns an error if it is not.
-func (cmd *StripEqCmdGroup) Validate(ctx kong.Context) error {
-	if cmd.Band.Band < 1 || cmd.Band.Band > 4 {
-		return fmt.Errorf("EQ band number must be between 1 and 4")
+func (cmd *StripEqCmdGroup) Validate() error {
+	if cmd.Band.Band == nil {
+		return nil
+	}
+
+	if *cmd.Band.Band < 1 || *cmd.Band.Band > 4 {
+		return fmt.Errorf("EQ band number must be between 1 and 4, got %d", *cmd.Band.Band)
 	}
 	return nil
 }
@@ -412,18 +428,18 @@ type StripEqBandGainCmd struct {
 // Run executes the StripEqBandGainCmd command, either retrieving the current gain of the specified EQ band on the strip or setting it based on the provided argument.
 func (cmd *StripEqBandGainCmd) Run(ctx *context, strip *StripCmdGroup, stripEq *StripEqCmdGroup) error {
 	if cmd.Gain == nil {
-		resp, err := ctx.Client.Strip.Eq.Gain(strip.Index.Index, stripEq.Band.Band)
+		resp, err := ctx.Client.Strip.Eq.Gain(strip.Index.Index, *stripEq.Band.Band)
 		if err != nil {
 			return fmt.Errorf("failed to get EQ band gain: %w", err)
 		}
-		fmt.Fprintf(ctx.Out, "Strip %d EQ band %d gain: %.2f\n", strip.Index.Index, stripEq.Band.Band, resp)
+		fmt.Fprintf(ctx.Out, "Strip %d EQ band %d gain: %.2f\n", strip.Index.Index, *stripEq.Band.Band, resp)
 		return nil
 	}

-	if err := ctx.Client.Strip.Eq.SetGain(strip.Index.Index, stripEq.Band.Band, *cmd.Gain); err != nil {
+	if err := ctx.Client.Strip.Eq.SetGain(strip.Index.Index, *stripEq.Band.Band, *cmd.Gain); err != nil {
 		return fmt.Errorf("failed to set EQ band gain: %w", err)
 	}
-	fmt.Fprintf(ctx.Out, "Strip %d EQ band %d gain set to: %.2f\n", strip.Index.Index, stripEq.Band.Band, *cmd.Gain)
+	fmt.Fprintf(ctx.Out, "Strip %d EQ band %d gain set to: %.2f\n", strip.Index.Index, *stripEq.Band.Band, *cmd.Gain)
 	return nil
 }

@@ -435,22 +451,22 @@ type StripEqBandFreqCmd struct {
 // Run executes the StripEqBandFreqCmd command, either retrieving the current frequency of the specified EQ band on the strip or setting it based on the provided argument.
 func (cmd *StripEqBandFreqCmd) Run(ctx *context, strip *StripCmdGroup, stripEq *StripEqCmdGroup) error {
 	if cmd.Freq == nil {
-		resp, err := ctx.Client.Strip.Eq.Frequency(strip.Index.Index, stripEq.Band.Band)
+		resp, err := ctx.Client.Strip.Eq.Frequency(strip.Index.Index, *stripEq.Band.Band)
 		if err != nil {
 			return fmt.Errorf("failed to get EQ band frequency: %w", err)
 		}
-		fmt.Fprintf(ctx.Out, "Strip %d EQ band %d frequency: %.2f Hz\n", strip.Index.Index, stripEq.Band.Band, resp)
+		fmt.Fprintf(ctx.Out, "Strip %d EQ band %d frequency: %.2f Hz\n", strip.Index.Index, *stripEq.Band.Band, resp)
 		return nil
 	}

-	if err := ctx.Client.Strip.Eq.SetFrequency(strip.Index.Index, stripEq.Band.Band, *cmd.Freq); err != nil {
+	if err := ctx.Client.Strip.Eq.SetFrequency(strip.Index.Index, *stripEq.Band.Band, *cmd.Freq); err != nil {
 		return fmt.Errorf("failed to set EQ band frequency: %w", err)
 	}
 	fmt.Fprintf(
 		ctx.Out,
 		"Strip %d EQ band %d frequency set to: %.2f Hz\n",
 		strip.Index.Index,
-		stripEq.Band.Band,
+		*stripEq.Band.Band,
 		*cmd.Freq,
 	)
 	return nil
@@ -464,18 +480,18 @@ type StripEqBandQCmd struct {
 // Run executes the StripEqBandQCmd command, either retrieving the current Q factor of the specified EQ band on the strip or setting it based on the provided argument.
 func (cmd *StripEqBandQCmd) Run(ctx *context, strip *StripCmdGroup, stripEq *StripEqCmdGroup) error {
 	if cmd.Q == nil {
-		resp, err := ctx.Client.Strip.Eq.Q(strip.Index.Index, stripEq.Band.Band)
+		resp, err := ctx.Client.Strip.Eq.Q(strip.Index.Index, *stripEq.Band.Band)
 		if err != nil {
 			return fmt.Errorf("failed to get EQ band Q factor: %w", err)
 		}
-		fmt.Fprintf(ctx.Out, "Strip %d EQ band %d Q factor: %.2f\n", strip.Index.Index, stripEq.Band.Band, resp)
+		fmt.Fprintf(ctx.Out, "Strip %d EQ band %d Q factor: %.2f\n", strip.Index.Index, *stripEq.Band.Band, resp)
 		return nil
 	}

-	if err := ctx.Client.Strip.Eq.SetQ(strip.Index.Index, stripEq.Band.Band, *cmd.Q); err != nil {
+	if err := ctx.Client.Strip.Eq.SetQ(strip.Index.Index, *stripEq.Band.Band, *cmd.Q); err != nil {
 		return fmt.Errorf("failed to set EQ band Q factor: %w", err)
 	}
-	fmt.Fprintf(ctx.Out, "Strip %d EQ band %d Q factor set to: %.2f\n", strip.Index.Index, stripEq.Band.Band, *cmd.Q)
+	fmt.Fprintf(ctx.Out, "Strip %d EQ band %d Q factor set to: %.2f\n", strip.Index.Index, *stripEq.Band.Band, *cmd.Q)
 	return nil
 }

@@ -487,18 +503,18 @@ type StripEqBandTypeCmd struct {
 // Run executes the StripEqBandTypeCmd command, either retrieving the current type of the specified EQ band on the strip or setting it based on the provided argument.
 func (cmd *StripEqBandTypeCmd) Run(ctx *context, strip *StripCmdGroup, stripEq *StripEqCmdGroup) error {
 	if cmd.Type == nil {
-		resp, err := ctx.Client.Strip.Eq.Type(strip.Index.Index, stripEq.Band.Band)
+		resp, err := ctx.Client.Strip.Eq.Type(strip.Index.Index, *stripEq.Band.Band)
 		if err != nil {
 			return fmt.Errorf("failed to get EQ band type: %w", err)
 		}
-		fmt.Fprintf(ctx.Out, "Strip %d EQ band %d type: %s\n", strip.Index.Index, stripEq.Band.Band, resp)
+		fmt.Fprintf(ctx.Out, "Strip %d EQ band %d type: %s\n", strip.Index.Index, *stripEq.Band.Band, resp)
 		return nil
 	}

-	if err := ctx.Client.Strip.Eq.SetType(strip.Index.Index, stripEq.Band.Band, *cmd.Type); err != nil {
+	if err := ctx.Client.Strip.Eq.SetType(strip.Index.Index, *stripEq.Band.Band, *cmd.Type); err != nil {
 		return fmt.Errorf("failed to set EQ band type: %w", err)
 	}
-	fmt.Fprintf(ctx.Out, "Strip %d EQ band %d type set to: %s\n", strip.Index.Index, stripEq.Band.Band, *cmd.Type)
+	fmt.Fprintf(ctx.Out, "Strip %d EQ band %d type set to: %s\n", strip.Index.Index, *stripEq.Band.Band, *cmd.Type)
 	return nil
 }

--- a/cmd/xair-cli/bus.go
+++ b/cmd/xair-cli/bus.go
@@ -3,8 +3,6 @@ package main
 import (
 	"fmt"
 	"time"
-
-	"github.com/alecthomas/kong"
 )

 // BusCmdGroup defines the commands related to controlling the buses of the X-Air device.
@@ -174,7 +172,7 @@ type BusEqCmdGroup struct {
 	On   BusEqOnCmd   `help:"Get or set the EQ on/off state of the bus."              cmd:"on"`
 	Mode BusEqModeCmd `help:"Get or set the EQ mode of the bus (peq, geq or teq)."    cmd:"mode"`
 	Band struct {
-		Band int              `arg:"" help:"The EQ band number."`
+		Band *int             `arg:"" help:"The EQ band number." optional:""`
 		Gain BusEqBandGainCmd `help:"Get or set the gain of the EQ band." cmd:"gain"`
 		Freq BusEqBandFreqCmd `help:"Get or set the frequency of the EQ band." cmd:"freq"`
 		Q    BusEqBandQCmd    `help:"Get or set the Q factor of the EQ band." cmd:"q"`
@@ -183,9 +181,13 @@ type BusEqCmdGroup struct {
 }

 // Validate checks that the provided EQ band number is within the valid range (1-6).
-func (cmd *BusEqCmdGroup) Validate(ctx kong.Context) error {
-	if cmd.Band.Band < 1 || cmd.Band.Band > 6 {
-		return fmt.Errorf("EQ band number must be between 1 and 6")
+func (cmd *BusEqCmdGroup) Validate() error {
+	if cmd.Band.Band == nil {
+		return nil
+	}
+
+	if *cmd.Band.Band < 1 || *cmd.Band.Band > 6 {
+		return fmt.Errorf("EQ band number must be between 1 and 6, got %d", *cmd.Band.Band)
 	}
 	return nil
 }
@@ -244,7 +246,7 @@ type BusEqBandGainCmd struct {
 // Run executes the BusEqBandGainCmd command, either retrieving the current gain of the specified EQ band of the bus or setting it based on the provided argument.
 func (cmd *BusEqBandGainCmd) Run(ctx *context, bus *BusCmdGroup, busEq *BusEqCmdGroup) error {
 	if cmd.Gain == nil {
-		resp, err := ctx.Client.Bus.Eq.Gain(bus.Index.Index, busEq.Band.Band)
+		resp, err := ctx.Client.Bus.Eq.Gain(bus.Index.Index, *busEq.Band.Band)
 		if err != nil {
 			return err
 		}
@@ -252,10 +254,10 @@ func (cmd *BusEqBandGainCmd) Run(ctx *context, bus *BusCmdGroup, busEq *BusEqCmd
 		return nil
 	}

-	if err := ctx.Client.Bus.Eq.SetGain(bus.Index.Index, busEq.Band.Band, *cmd.Gain); err != nil {
+	if err := ctx.Client.Bus.Eq.SetGain(bus.Index.Index, *busEq.Band.Band, *cmd.Gain); err != nil {
 		return err
 	}
-	fmt.Fprintf(ctx.Out, "Bus %d EQ band %d gain set to: %.2f dB\n", bus.Index.Index, busEq.Band.Band, *cmd.Gain)
+	fmt.Fprintf(ctx.Out, "Bus %d EQ band %d gain set to: %.2f dB\n", bus.Index.Index, *busEq.Band.Band, *cmd.Gain)
 	return nil
 }

@@ -267,18 +269,18 @@ type BusEqBandFreqCmd struct {
 // Run executes the BusEqBandFreqCmd command, either retrieving the current frequency of the specified EQ band of the bus or setting it based on the provided argument.
 func (cmd *BusEqBandFreqCmd) Run(ctx *context, bus *BusCmdGroup, busEq *BusEqCmdGroup) error {
 	if cmd.Freq == nil {
-		resp, err := ctx.Client.Bus.Eq.Frequency(bus.Index.Index, busEq.Band.Band)
+		resp, err := ctx.Client.Bus.Eq.Frequency(bus.Index.Index, *busEq.Band.Band)
 		if err != nil {
 			return err
 		}
-		fmt.Fprintf(ctx.Out, "Bus %d EQ band %d frequency: %.2f Hz\n", bus.Index.Index, busEq.Band.Band, resp)
+		fmt.Fprintf(ctx.Out, "Bus %d EQ band %d frequency: %.2f Hz\n", bus.Index.Index, *busEq.Band.Band, resp)
 		return nil
 	}

-	if err := ctx.Client.Bus.Eq.SetFrequency(bus.Index.Index, busEq.Band.Band, *cmd.Freq); err != nil {
+	if err := ctx.Client.Bus.Eq.SetFrequency(bus.Index.Index, *busEq.Band.Band, *cmd.Freq); err != nil {
 		return err
 	}
-	fmt.Fprintf(ctx.Out, "Bus %d EQ band %d frequency set to: %.2f Hz\n", bus.Index.Index, busEq.Band.Band, *cmd.Freq)
+	fmt.Fprintf(ctx.Out, "Bus %d EQ band %d frequency set to: %.2f Hz\n", bus.Index.Index, *busEq.Band.Band, *cmd.Freq)
 	return nil
 }

@@ -290,18 +292,18 @@ type BusEqBandQCmd struct {
 // Run executes the BusEqBandQCmd command, either retrieving the current Q factor of the specified EQ band of the bus or setting it based on the provided argument.
 func (cmd *BusEqBandQCmd) Run(ctx *context, bus *BusCmdGroup, busEq *BusEqCmdGroup) error {
 	if cmd.Q == nil {
-		resp, err := ctx.Client.Bus.Eq.Q(bus.Index.Index, busEq.Band.Band)
+		resp, err := ctx.Client.Bus.Eq.Q(bus.Index.Index, *busEq.Band.Band)
 		if err != nil {
 			return err
 		}
-		fmt.Fprintf(ctx.Out, "Bus %d EQ band %d Q factor: %.2f\n", bus.Index.Index, busEq.Band.Band, resp)
+		fmt.Fprintf(ctx.Out, "Bus %d EQ band %d Q factor: %.2f\n", bus.Index.Index, *busEq.Band.Band, resp)
 		return nil
 	}

-	if err := ctx.Client.Bus.Eq.SetQ(bus.Index.Index, busEq.Band.Band, *cmd.Q); err != nil {
+	if err := ctx.Client.Bus.Eq.SetQ(bus.Index.Index, *busEq.Band.Band, *cmd.Q); err != nil {
 		return err
 	}
-	fmt.Fprintf(ctx.Out, "Bus %d EQ band %d Q factor set to: %.2f\n", bus.Index.Index, busEq.Band.Band, *cmd.Q)
+	fmt.Fprintf(ctx.Out, "Bus %d EQ band %d Q factor set to: %.2f\n", bus.Index.Index, *busEq.Band.Band, *cmd.Q)
 	return nil
 }

@@ -313,18 +315,18 @@ type BusEqBandTypeCmd struct {
 // Run executes the BusEqBandTypeCmd command, either retrieving the current type of the specified EQ band of the bus or setting it based on the provided argument.
 func (cmd *BusEqBandTypeCmd) Run(ctx *context, bus *BusCmdGroup, busEq *BusEqCmdGroup) error {
 	if cmd.Type == nil {
-		resp, err := ctx.Client.Bus.Eq.Type(bus.Index.Index, busEq.Band.Band)
+		resp, err := ctx.Client.Bus.Eq.Type(bus.Index.Index, *busEq.Band.Band)
 		if err != nil {
 			return err
 		}
-		fmt.Fprintf(ctx.Out, "Bus %d EQ band %d type: %s\n", bus.Index.Index, busEq.Band.Band, resp)
+		fmt.Fprintf(ctx.Out, "Bus %d EQ band %d type: %s\n", bus.Index.Index, *busEq.Band.Band, resp)
 		return nil
 	}

-	if err := ctx.Client.Bus.Eq.SetType(bus.Index.Index, busEq.Band.Band, *cmd.Type); err != nil {
+	if err := ctx.Client.Bus.Eq.SetType(bus.Index.Index, *busEq.Band.Band, *cmd.Type); err != nil {
 		return err
 	}
-	fmt.Fprintf(ctx.Out, "Bus %d EQ band %d type set to: %s\n", bus.Index.Index, busEq.Band.Band, *cmd.Type)
+	fmt.Fprintf(ctx.Out, "Bus %d EQ band %d type set to: %s\n", bus.Index.Index, *busEq.Band.Band, *cmd.Type)
 	return nil
 }

--- a/cmd/xair-cli/cli.go
+++ b/cmd/xair-cli/cli.go
@@ -54,6 +54,7 @@ type CLI struct {
 	Bus      BusCmdGroup      `help:"Control the buses."                    cmd:"" group:"Bus"`
 	Headamp  HeadampCmdGroup  `help:"Control input gain and phantom power." cmd:"" group:"Headamp"`
 	Snapshot SnapshotCmdGroup `help:"Save and load mixer states."           cmd:"" group:"Snapshot"`
+	Dca      DCACmdGroup      `help:"Control DCA groups."                   cmd:"" group:"DCA"`
 }

 func main() {
--- a/cmd/xair-cli/dca.go
+++ b/cmd/xair-cli/dca.go
@@ -0,0 +1,68 @@
+package main
+
+import (
+	"fmt"
+)
+
+// DCACmdGroup is the command group for controlling DCA groups.
+type DCACmdGroup struct {
+	Index struct {
+		Index int        `arg:"" help:"The index of the DCA group (1-4)."`
+		Mute  DCAMuteCmd `help:"Get or set the mute status of the DCA group." cmd:""`
+		Name  DCANameCmd `help:"Get or set the name of the DCA group." cmd:""`
+	} `arg:"" help:"Control a specific DCA group by its index."`
+}
+
+// Validate checks if the provided index is within the valid range.
+func (cmd *DCACmdGroup) Validate() error {
+	if cmd.Index.Index < 1 || cmd.Index.Index > 4 {
+		return fmt.Errorf("DCA group index must be between 1 and 4, got %d", cmd.Index.Index)
+	}
+	return nil
+}
+
+// DCAMuteCmd is the command to get or set the mute status of a DCA group.
+type DCAMuteCmd struct {
+	State *string `arg:"" help:"Set the mute status of the DCA group." optional:"" enum:"true,false"`
+}
+
+// Run executes the DCAMuteCmd command.
+func (cmd *DCAMuteCmd) Run(ctx *context, dca *DCACmdGroup) error {
+	if cmd.State == nil {
+		resp, err := ctx.Client.DCA.Mute(dca.Index.Index)
+		if err != nil {
+			return fmt.Errorf("failed to get DCA mute status: %w", err)
+		}
+		fmt.Fprintf(ctx.Out, "DCA Group %d mute state: %t\n", dca.Index.Index, resp)
+		return nil
+	}
+
+	if err := ctx.Client.DCA.SetMute(dca.Index.Index, *cmd.State == "true"); err != nil {
+		return fmt.Errorf("failed to set DCA mute status: %w", err)
+	}
+	return nil
+}
+
+// DCANameCmd is the command to get or set the name of a DCA group.
+type DCANameCmd struct {
+	Name *string `arg:"" help:"Set the name of the DCA group." optional:""`
+}
+
+// Run executes the DCANameCmd command.
+func (cmd *DCANameCmd) Run(ctx *context, dca *DCACmdGroup) error {
+	if cmd.Name == nil {
+		resp, err := ctx.Client.DCA.Name(dca.Index.Index)
+		if err != nil {
+			return fmt.Errorf("failed to get DCA name: %w", err)
+		}
+		if resp == "" {
+			resp = fmt.Sprintf("DCA %d", dca.Index.Index)
+		}
+		fmt.Fprintf(ctx.Out, "DCA Group %d is named '%s'\n", dca.Index.Index, resp)
+		return nil
+	}
+	if err := ctx.Client.DCA.SetName(dca.Index.Index, *cmd.Name); err != nil {
+		return fmt.Errorf("failed to set DCA name: %w", err)
+	}
+	return nil
+}
--- a/cmd/xair-cli/main.go
+++ b/cmd/xair-cli/main.go
@@ -3,8 +3,6 @@ package main
 import (
 	"fmt"
 	"time"
-
-	"github.com/alecthomas/kong"
 )

 // MainCmdGroup defines the command group for controlling the Main L/R output, including commands for mute state, fader level, and fade-in/fade-out times.
@@ -137,7 +135,7 @@ func (cmd *MainFadeoutCmd) Run(ctx *context) error {
 type MainEqCmdGroup struct {
 	On   MainEqOnCmd `help:"Get or set the EQ on/off state of the Main L/R output."               cmd:"on"`
 	Band struct {
-		Band int               `arg:"" help:"The EQ band number."`
+		Band *int              `arg:"" help:"The EQ band number." optional:""`
 		Gain MainEqBandGainCmd `help:"Get or set the gain of the specified EQ band." cmd:"gain"`
 		Freq MainEqBandFreqCmd `help:"Get or set the frequency of the specified EQ band." cmd:"freq"`
 		Q    MainEqBandQCmd    `help:"Get or set the Q factor of the specified EQ band." cmd:"q"`
@@ -146,9 +144,13 @@ type MainEqCmdGroup struct {
 }

 // Validate checks if the provided EQ band number is within the valid range (1-6) for the Main L/R output.
-func (cmd *MainEqCmdGroup) Validate(ctx kong.Context) error {
-	if cmd.Band.Band < 1 || cmd.Band.Band > 6 {
-		return fmt.Errorf("invalid EQ band number: %d. Valid range is 1-6", cmd.Band.Band)
+func (cmd *MainEqCmdGroup) Validate() error {
+	if cmd.Band.Band == nil {
+		return nil
+	}
+
+	if *cmd.Band.Band < 1 || *cmd.Band.Band > 6 {
+		return fmt.Errorf("EQ band number must be between 1 and 6, got %d", *cmd.Band.Band)
 	}
 	return nil
 }
@@ -184,18 +186,18 @@ type MainEqBandGainCmd struct {
 // Run executes the MainEqBandGainCmd command, either retrieving the current gain of a specific EQ band on the Main L/R output or setting it based on the provided argument.
 func (cmd *MainEqBandGainCmd) Run(ctx *context, main *MainCmdGroup, mainEq *MainEqCmdGroup) error {
 	if cmd.Level == nil {
-		resp, err := ctx.Client.Main.Eq.Gain(0, mainEq.Band.Band)
+		resp, err := ctx.Client.Main.Eq.Gain(0, *mainEq.Band.Band)
 		if err != nil {
-			return fmt.Errorf("failed to get Main L/R EQ band %d gain: %w", mainEq.Band.Band, err)
+			return fmt.Errorf("failed to get Main L/R EQ band %d gain: %w", *mainEq.Band.Band, err)
 		}
-		fmt.Fprintf(ctx.Out, "Main L/R EQ band %d gain: %.2f dB\n", mainEq.Band.Band, resp)
+		fmt.Fprintf(ctx.Out, "Main L/R EQ band %d gain: %.2f dB\n", *mainEq.Band.Band, resp)
 		return nil
 	}

-	if err := ctx.Client.Main.Eq.SetGain(0, mainEq.Band.Band, *cmd.Level); err != nil {
-		return fmt.Errorf("failed to set Main L/R EQ band %d gain: %w", mainEq.Band.Band, err)
+	if err := ctx.Client.Main.Eq.SetGain(0, *mainEq.Band.Band, *cmd.Level); err != nil {
+		return fmt.Errorf("failed to set Main L/R EQ band %d gain: %w", *mainEq.Band.Band, err)
 	}
-	fmt.Fprintf(ctx.Out, "Main L/R EQ band %d gain set to: %.2f dB\n", mainEq.Band.Band, *cmd.Level)
+	fmt.Fprintf(ctx.Out, "Main L/R EQ band %d gain set to: %.2f dB\n", *mainEq.Band.Band, *cmd.Level)
 	return nil
 }

@@ -207,18 +209,18 @@ type MainEqBandFreqCmd struct {
 // Run executes the MainEqBandFreqCmd command, either retrieving the current frequency of a specific EQ band on the Main L/R output or setting it based on the provided argument.
 func (cmd *MainEqBandFreqCmd) Run(ctx *context, main *MainCmdGroup, mainEq *MainEqCmdGroup) error {
 	if cmd.Frequency == nil {
-		resp, err := ctx.Client.Main.Eq.Frequency(0, mainEq.Band.Band)
+		resp, err := ctx.Client.Main.Eq.Frequency(0, *mainEq.Band.Band)
 		if err != nil {
-			return fmt.Errorf("failed to get Main L/R EQ band %d frequency: %w", mainEq.Band.Band, err)
+			return fmt.Errorf("failed to get Main L/R EQ band %d frequency: %w", *mainEq.Band.Band, err)
 		}
-		fmt.Fprintf(ctx.Out, "Main L/R EQ band %d frequency: %.2f Hz\n", mainEq.Band.Band, resp)
+		fmt.Fprintf(ctx.Out, "Main L/R EQ band %d frequency: %.2f Hz\n", *mainEq.Band.Band, resp)
 		return nil
 	}

-	if err := ctx.Client.Main.Eq.SetFrequency(0, mainEq.Band.Band, *cmd.Frequency); err != nil {
-		return fmt.Errorf("failed to set Main L/R EQ band %d frequency: %w", mainEq.Band.Band, err)
+	if err := ctx.Client.Main.Eq.SetFrequency(0, *mainEq.Band.Band, *cmd.Frequency); err != nil {
+		return fmt.Errorf("failed to set Main L/R EQ band %d frequency: %w", *mainEq.Band.Band, err)
 	}
-	fmt.Fprintf(ctx.Out, "Main L/R EQ band %d frequency set to: %.2f Hz\n", mainEq.Band.Band, *cmd.Frequency)
+	fmt.Fprintf(ctx.Out, "Main L/R EQ band %d frequency set to: %.2f Hz\n", *mainEq.Band.Band, *cmd.Frequency)
 	return nil
 }

@@ -230,18 +232,18 @@ type MainEqBandQCmd struct {
 // Run executes the MainEqBandQCmd command, either retrieving the current Q factor of a specific EQ band on the Main L/R output or setting it based on the provided argument.
 func (cmd *MainEqBandQCmd) Run(ctx *context, main *MainCmdGroup, mainEq *MainEqCmdGroup) error {
 	if cmd.Q == nil {
-		resp, err := ctx.Client.Main.Eq.Q(0, mainEq.Band.Band)
+		resp, err := ctx.Client.Main.Eq.Q(0, *mainEq.Band.Band)
 		if err != nil {
-			return fmt.Errorf("failed to get Main L/R EQ band %d Q factor: %w", mainEq.Band.Band, err)
+			return fmt.Errorf("failed to get Main L/R EQ band %d Q factor: %w", *mainEq.Band.Band, err)
 		}
-		fmt.Fprintf(ctx.Out, "Main L/R EQ band %d Q factor: %.2f\n", mainEq.Band.Band, resp)
+		fmt.Fprintf(ctx.Out, "Main L/R EQ band %d Q factor: %.2f\n", *mainEq.Band.Band, resp)
 		return nil
 	}

-	if err := ctx.Client.Main.Eq.SetQ(0, mainEq.Band.Band, *cmd.Q); err != nil {
-		return fmt.Errorf("failed to set Main L/R EQ band %d Q factor: %w", mainEq.Band.Band, err)
+	if err := ctx.Client.Main.Eq.SetQ(0, *mainEq.Band.Band, *cmd.Q); err != nil {
+		return fmt.Errorf("failed to set Main L/R EQ band %d Q factor: %w", *mainEq.Band.Band, err)
 	}
-	fmt.Fprintf(ctx.Out, "Main L/R EQ band %d Q factor set to: %.2f\n", mainEq.Band.Band, *cmd.Q)
+	fmt.Fprintf(ctx.Out, "Main L/R EQ band %d Q factor set to: %.2f\n", *mainEq.Band.Band, *cmd.Q)
 	return nil
 }

@@ -253,18 +255,18 @@ type MainEqBandTypeCmd struct {
 // Run executes the MainEqBandTypeCmd command, either retrieving the current type of a specific EQ band on the Main L/R output or setting it based on the provided argument.
 func (cmd *MainEqBandTypeCmd) Run(ctx *context, main *MainCmdGroup, mainEq *MainEqCmdGroup) error {
 	if cmd.Type == nil {
-		resp, err := ctx.Client.Main.Eq.Type(0, mainEq.Band.Band)
+		resp, err := ctx.Client.Main.Eq.Type(0, *mainEq.Band.Band)
 		if err != nil {
-			return fmt.Errorf("failed to get Main L/R EQ band %d type: %w", mainEq.Band.Band, err)
+			return fmt.Errorf("failed to get Main L/R EQ band %d type: %w", *mainEq.Band.Band, err)
 		}
-		fmt.Fprintf(ctx.Out, "Main L/R EQ band %d type: %s\n", mainEq.Band.Band, resp)
+		fmt.Fprintf(ctx.Out, "Main L/R EQ band %d type: %s\n", *mainEq.Band.Band, resp)
 		return nil
 	}

-	if err := ctx.Client.Main.Eq.SetType(0, mainEq.Band.Band, *cmd.Type); err != nil {
-		return fmt.Errorf("failed to set Main L/R EQ band %d type: %w", mainEq.Band.Band, err)
+	if err := ctx.Client.Main.Eq.SetType(0, *mainEq.Band.Band, *cmd.Type); err != nil {
+		return fmt.Errorf("failed to set Main L/R EQ band %d type: %w", *mainEq.Band.Band, err)
 	}
-	fmt.Fprintf(ctx.Out, "Main L/R EQ band %d type set to: %s\n", mainEq.Band.Band, *cmd.Type)
+	fmt.Fprintf(ctx.Out, "Main L/R EQ band %d type set to: %s\n", *mainEq.Band.Band, *cmd.Type)
 	return nil
 }

--- a/cmd/xair-cli/snapshot.go
+++ b/cmd/xair-cli/snapshot.go
@@ -5,7 +5,7 @@ import "fmt"
 type SnapshotCmdGroup struct {
 	List  ListCmd `help:"List all snapshots."        cmd:"list"`
 	Index struct {
-		Index  int       `arg:"" help:"The index of the snapshot."`
+		Index  *int      `arg:"" help:"The index of the snapshot." optional:""`
 		Name   NameCmd   `help:"Get or set the name of a snapshot."      cmd:"name"`
 		Save   SaveCmd   `help:"Save the current mixer state to a snapshot." cmd:"save"`
 		Load   LoadCmd   `help:"Load a mixer state from a snapshot."         cmd:"load"`
@@ -13,6 +13,19 @@ type SnapshotCmdGroup struct {
 	} `help:"The index of the snapshot."            arg:""`
 }

+// Validate checks if the provided snapshot index is within the valid range (1-64) when any of the subcommands that require an index are used.
+func (c *SnapshotCmdGroup) Validate() error {
+	if c.Index.Index == nil {
+		return nil
+	}
+
+	if *c.Index.Index < 1 || *c.Index.Index > 64 {
+		return fmt.Errorf("snapshot index must be between 1 and 64")
+	}
+
+	return nil
+}
+
 type ListCmd struct {
 }

@@ -36,7 +49,7 @@ type NameCmd struct {

 func (c *NameCmd) Run(ctx *context, snapshot *SnapshotCmdGroup) error {
 	if c.Name == nil {
-		name, err := ctx.Client.Snapshot.Name(snapshot.Index.Index)
+		name, err := ctx.Client.Snapshot.Name(*snapshot.Index.Index)
 		if err != nil {
 			return err
 		}
@@ -44,7 +57,7 @@ func (c *NameCmd) Run(ctx *context, snapshot *SnapshotCmdGroup) error {
 		return nil
 	}

-	return ctx.Client.Snapshot.SetName(snapshot.Index.Index, *c.Name)
+	return ctx.Client.Snapshot.SetName(*snapshot.Index.Index, *c.Name)
 }

 type SaveCmd struct {
@@ -57,19 +70,19 @@ func (c *SaveCmd) Run(ctx *context, snapshot *SnapshotCmdGroup) error {
 		return err
 	}

-	return ctx.Client.Snapshot.CurrentSave(snapshot.Index.Index)
+	return ctx.Client.Snapshot.CurrentSave(*snapshot.Index.Index)
 }

 type LoadCmd struct {
 }

 func (c *LoadCmd) Run(ctx *context, snapshot *SnapshotCmdGroup) error {
-	return ctx.Client.Snapshot.CurrentLoad(snapshot.Index.Index)
+	return ctx.Client.Snapshot.CurrentLoad(*snapshot.Index.Index)
 }

 type DeleteCmd struct {
 }

 func (c *DeleteCmd) Run(ctx *context, snapshot *SnapshotCmdGroup) error {
-	return ctx.Client.Snapshot.CurrentDelete(snapshot.Index.Index)
+	return ctx.Client.Snapshot.CurrentDelete(*snapshot.Index.Index)
 }
--- a/cmd/xair-cli/strip.go
+++ b/cmd/xair-cli/strip.go
@@ -3,8 +3,6 @@ package main
 import (
 	"fmt"
 	"time"
-
-	"github.com/alecthomas/kong"
 )

 // StripCmdGroup defines the command group for controlling the strips of the mixer, including commands for getting and setting various parameters such as mute state, fader level, send levels, and EQ settings.
@@ -142,27 +140,29 @@ func (cmd *StripFadeoutCmd) Run(ctx *context, strip *StripCmdGroup) error {
 	}
 }

-// StripSendCmd defines the command for getting or setting the send level for a specific bus on a strip, allowing users to control the level of the signal being sent from the strip to a particular bus.
+// StripSendCmd defines the command for getting or setting the auxiliary send level
+// for a specific send destination (mix bus or effects channel) on a strip.
 type StripSendCmd struct {
-	BusNum int      `arg:"" help:"The bus number to get or set the send level for."`
-	Level  *float64 `arg:"" help:"The send level to set (in dB)."                   optional:""`
+	SendIndex int      `arg:"" help:"The index of the send destination (mix bus or effects channel). (1-based indexing)"`
+	Level     *float64 `arg:"" help:"The send level to set (in dB)."                                                     optional:""`
 }

-// Run executes the StripSendCmd command, either retrieving the current send level for the specified bus on the strip or setting it based on the provided argument.
+// Run executes the StripSendCmd command, either retrieving the current send level for the specified destination
+// or setting it based on the provided argument.
 func (cmd *StripSendCmd) Run(ctx *context, strip *StripCmdGroup) error {
 	if cmd.Level == nil {
-		resp, err := ctx.Client.Strip.SendLevel(strip.Index.Index, cmd.BusNum)
+		resp, err := ctx.Client.Strip.SendLevel(strip.Index.Index, cmd.SendIndex)
 		if err != nil {
 			return fmt.Errorf("failed to get send level: %w", err)
 		}
-		fmt.Fprintf(ctx.Out, "Strip %d send level for bus %d: %.2f dB\n", strip.Index.Index, cmd.BusNum, resp)
+		fmt.Fprintf(ctx.Out, "Strip %d send %d level: %.2f dB\n", strip.Index.Index, cmd.SendIndex, resp)
 		return nil
 	}

-	if err := ctx.Client.Strip.SetSendLevel(strip.Index.Index, cmd.BusNum, *cmd.Level); err != nil {
+	if err := ctx.Client.Strip.SetSendLevel(strip.Index.Index, cmd.SendIndex, *cmd.Level); err != nil {
 		return fmt.Errorf("failed to set send level: %w", err)
 	}
-	fmt.Fprintf(ctx.Out, "Strip %d send level for bus %d set to: %.2f dB\n", strip.Index.Index, cmd.BusNum, *cmd.Level)
+	fmt.Fprintf(ctx.Out, "Strip %d send %d level set to: %.2f dB\n", strip.Index.Index, cmd.SendIndex, *cmd.Level)
 	return nil
 }

@@ -365,7 +365,7 @@ func (cmd *StripGateReleaseCmd) Run(ctx *context, strip *StripCmdGroup) error {
 type StripEqCmdGroup struct {
 	On   StripEqOnCmd `help:"Get or set the EQ on/off state of the strip."              cmd:""`
 	Band struct {
-		Band int                `arg:"" help:"The EQ band number."`
+		Band *int               `arg:"" help:"The EQ band number." optional:""`
 		Gain StripEqBandGainCmd `help:"Get or set the gain of the EQ band." cmd:""`
 		Freq StripEqBandFreqCmd `help:"Get or set the frequency of the EQ band." cmd:""`
 		Q    StripEqBandQCmd    `help:"Get or set the Q factor of the EQ band." cmd:""`
@@ -374,9 +374,13 @@ type StripEqCmdGroup struct {
 }

 // Validate checks if the provided EQ band number is valid (between 1 and 4) and returns an error if it is not.
-func (cmd *StripEqCmdGroup) Validate(ctx kong.Context) error {
-	if cmd.Band.Band < 1 || cmd.Band.Band > 4 {
-		return fmt.Errorf("EQ band number must be between 1 and 4")
+func (cmd *StripEqCmdGroup) Validate() error {
+	if cmd.Band.Band == nil {
+		return nil
+	}
+
+	if *cmd.Band.Band < 1 || *cmd.Band.Band > 4 {
+		return fmt.Errorf("EQ band number must be between 1 and 4, got %d", *cmd.Band.Band)
 	}
 	return nil
 }
@@ -412,18 +416,18 @@ type StripEqBandGainCmd struct {
 // Run executes the StripEqBandGainCmd command, either retrieving the current gain of the specified EQ band on the strip or setting it based on the provided argument.
 func (cmd *StripEqBandGainCmd) Run(ctx *context, strip *StripCmdGroup, stripEq *StripEqCmdGroup) error {
 	if cmd.Gain == nil {
-		resp, err := ctx.Client.Strip.Eq.Gain(strip.Index.Index, stripEq.Band.Band)
+		resp, err := ctx.Client.Strip.Eq.Gain(strip.Index.Index, *stripEq.Band.Band)
 		if err != nil {
 			return fmt.Errorf("failed to get EQ band gain: %w", err)
 		}
-		fmt.Fprintf(ctx.Out, "Strip %d EQ band %d gain: %.2f\n", strip.Index.Index, stripEq.Band.Band, resp)
+		fmt.Fprintf(ctx.Out, "Strip %d EQ band %d gain: %.2f\n", strip.Index.Index, *stripEq.Band.Band, resp)
 		return nil
 	}

-	if err := ctx.Client.Strip.Eq.SetGain(strip.Index.Index, stripEq.Band.Band, *cmd.Gain); err != nil {
+	if err := ctx.Client.Strip.Eq.SetGain(strip.Index.Index, *stripEq.Band.Band, *cmd.Gain); err != nil {
 		return fmt.Errorf("failed to set EQ band gain: %w", err)
 	}
-	fmt.Fprintf(ctx.Out, "Strip %d EQ band %d gain set to: %.2f\n", strip.Index.Index, stripEq.Band.Band, *cmd.Gain)
+	fmt.Fprintf(ctx.Out, "Strip %d EQ band %d gain set to: %.2f\n", strip.Index.Index, *stripEq.Band.Band, *cmd.Gain)
 	return nil
 }

@@ -435,22 +439,22 @@ type StripEqBandFreqCmd struct {
 // Run executes the StripEqBandFreqCmd command, either retrieving the current frequency of the specified EQ band on the strip or setting it based on the provided argument.
 func (cmd *StripEqBandFreqCmd) Run(ctx *context, strip *StripCmdGroup, stripEq *StripEqCmdGroup) error {
 	if cmd.Freq == nil {
-		resp, err := ctx.Client.Strip.Eq.Frequency(strip.Index.Index, stripEq.Band.Band)
+		resp, err := ctx.Client.Strip.Eq.Frequency(strip.Index.Index, *stripEq.Band.Band)
 		if err != nil {
 			return fmt.Errorf("failed to get EQ band frequency: %w", err)
 		}
-		fmt.Fprintf(ctx.Out, "Strip %d EQ band %d frequency: %.2f Hz\n", strip.Index.Index, stripEq.Band.Band, resp)
+		fmt.Fprintf(ctx.Out, "Strip %d EQ band %d frequency: %.2f Hz\n", strip.Index.Index, *stripEq.Band.Band, resp)
 		return nil
 	}

-	if err := ctx.Client.Strip.Eq.SetFrequency(strip.Index.Index, stripEq.Band.Band, *cmd.Freq); err != nil {
+	if err := ctx.Client.Strip.Eq.SetFrequency(strip.Index.Index, *stripEq.Band.Band, *cmd.Freq); err != nil {
 		return fmt.Errorf("failed to set EQ band frequency: %w", err)
 	}
 	fmt.Fprintf(
 		ctx.Out,
 		"Strip %d EQ band %d frequency set to: %.2f Hz\n",
 		strip.Index.Index,
-		stripEq.Band.Band,
+		*stripEq.Band.Band,
 		*cmd.Freq,
 	)
 	return nil
@@ -464,18 +468,18 @@ type StripEqBandQCmd struct {
 // Run executes the StripEqBandQCmd command, either retrieving the current Q factor of the specified EQ band on the strip or setting it based on the provided argument.
 func (cmd *StripEqBandQCmd) Run(ctx *context, strip *StripCmdGroup, stripEq *StripEqCmdGroup) error {
 	if cmd.Q == nil {
-		resp, err := ctx.Client.Strip.Eq.Q(strip.Index.Index, stripEq.Band.Band)
+		resp, err := ctx.Client.Strip.Eq.Q(strip.Index.Index, *stripEq.Band.Band)
 		if err != nil {
 			return fmt.Errorf("failed to get EQ band Q factor: %w", err)
 		}
-		fmt.Fprintf(ctx.Out, "Strip %d EQ band %d Q factor: %.2f\n", strip.Index.Index, stripEq.Band.Band, resp)
+		fmt.Fprintf(ctx.Out, "Strip %d EQ band %d Q factor: %.2f\n", strip.Index.Index, *stripEq.Band.Band, resp)
 		return nil
 	}

-	if err := ctx.Client.Strip.Eq.SetQ(strip.Index.Index, stripEq.Band.Band, *cmd.Q); err != nil {
+	if err := ctx.Client.Strip.Eq.SetQ(strip.Index.Index, *stripEq.Band.Band, *cmd.Q); err != nil {
 		return fmt.Errorf("failed to set EQ band Q factor: %w", err)
 	}
-	fmt.Fprintf(ctx.Out, "Strip %d EQ band %d Q factor set to: %.2f\n", strip.Index.Index, stripEq.Band.Band, *cmd.Q)
+	fmt.Fprintf(ctx.Out, "Strip %d EQ band %d Q factor set to: %.2f\n", strip.Index.Index, *stripEq.Band.Band, *cmd.Q)
 	return nil
 }

@@ -487,18 +491,18 @@ type StripEqBandTypeCmd struct {
 // Run executes the StripEqBandTypeCmd command, either retrieving the current type of the specified EQ band on the strip or setting it based on the provided argument.
 func (cmd *StripEqBandTypeCmd) Run(ctx *context, strip *StripCmdGroup, stripEq *StripEqCmdGroup) error {
 	if cmd.Type == nil {
-		resp, err := ctx.Client.Strip.Eq.Type(strip.Index.Index, stripEq.Band.Band)
+		resp, err := ctx.Client.Strip.Eq.Type(strip.Index.Index, *stripEq.Band.Band)
 		if err != nil {
 			return fmt.Errorf("failed to get EQ band type: %w", err)
 		}
-		fmt.Fprintf(ctx.Out, "Strip %d EQ band %d type: %s\n", strip.Index.Index, stripEq.Band.Band, resp)
+		fmt.Fprintf(ctx.Out, "Strip %d EQ band %d type: %s\n", strip.Index.Index, *stripEq.Band.Band, resp)
 		return nil
 	}

-	if err := ctx.Client.Strip.Eq.SetType(strip.Index.Index, stripEq.Band.Band, *cmd.Type); err != nil {
+	if err := ctx.Client.Strip.Eq.SetType(strip.Index.Index, *stripEq.Band.Band, *cmd.Type); err != nil {
 		return fmt.Errorf("failed to set EQ band type: %w", err)
 	}
-	fmt.Fprintf(ctx.Out, "Strip %d EQ band %d type set to: %s\n", strip.Index.Index, stripEq.Band.Band, *cmd.Type)
+	fmt.Fprintf(ctx.Out, "Strip %d EQ band %d type set to: %s\n", strip.Index.Index, *stripEq.Band.Band, *cmd.Type)
 	return nil
 }

--- a/internal/xair/address.go
+++ b/internal/xair/address.go
@@ -3,9 +3,10 @@ package xair
 var xairAddressMap = map[string]string{
 	"main":     "/lr",
 	"strip":    "/ch/%02d",
-	"bus":      "/bus/%01d",
+	"bus":      "/bus/%d",
 	"headamp":  "/headamp/%02d",
 	"snapshot": "/-snap",
+	"dca":      "/dca/%d",
 }

 var x32AddressMap = map[string]string{
@@ -16,6 +17,7 @@ var x32AddressMap = map[string]string{
 	"bus":      "/bus/%02d",
 	"headamp":  "/headamp/%03d",
 	"snapshot": "/-snap",
+	"dca":      "/dca/%d",
 }

 func addressMapFromMixerKind(kind mixerKind) map[string]string {
--- a/internal/xair/client.go
+++ b/internal/xair/client.go
@@ -21,6 +21,7 @@ type XAirClient struct {
 	Bus      *Bus
 	HeadAmp  *HeadAmp
 	Snapshot *Snapshot
+	DCA      *DCA
 }

 // X32Client is a client for controlling X32 mixers
@@ -33,6 +34,7 @@ type X32Client struct {
 	Bus      *Bus
 	HeadAmp  *HeadAmp
 	Snapshot *Snapshot
+	DCA      *DCA
 }

 // NewX32Client creates a new X32Client instance with optional engine configuration
@@ -52,6 +54,7 @@ func NewX32Client(mixerIP string, mixerPort int, opts ...EngineOption) (*X32Clie
 	c.Bus = newBus(&c.Client)
 	c.HeadAmp = newHeadAmp(&c.Client)
 	c.Snapshot = newSnapshot(&c.Client)
+	c.DCA = newDCA(&c.Client)

 	return c, nil
 }
@@ -71,6 +74,7 @@ func NewXAirClient(mixerIP string, mixerPort int, opts ...EngineOption) (*XAirCl
 	c.Bus = newBus(&c.Client)
 	c.HeadAmp = newHeadAmp(&c.Client)
 	c.Snapshot = newSnapshot(&c.Client)
+	c.DCA = newDCA(&c.Client)

 	return c, nil
 }
--- a/internal/xair/dca.go
+++ b/internal/xair/dca.go
@@ -0,0 +1,95 @@
+package xair
+
+import "fmt"
+
+type DCA struct {
+	client      *Client
+	baseAddress string
+}
+
+// newDCA creates a new DCA instance
+func newDCA(c *Client) *DCA {
+	return &DCA{
+		client:      c,
+		baseAddress: c.addressMap["dca"],
+	}
+}
+
+// Mute requests the current mute status for a DCA group
+func (d *DCA) Mute(group int) (bool, error) {
+	address := fmt.Sprintf(d.baseAddress, group) + "/on"
+	err := d.client.SendMessage(address)
+	if err != nil {
+		return false, err
+	}
+
+	msg, err := d.client.ReceiveMessage()
+	if err != nil {
+		return false, err
+	}
+	val, ok := msg.Arguments[0].(int32)
+	if !ok {
+		return false, fmt.Errorf("unexpected argument type for DCA mute value")
+	}
+	return val == 0, nil
+}
+
+// SetMute sets the mute status for a specific DCA group (1-based indexing)
+func (d *DCA) SetMute(group int, muted bool) error {
+	address := fmt.Sprintf(d.baseAddress, group) + "/on"
+	var value int32
+	if !muted {
+		value = 1
+	}
+	return d.client.SendMessage(address, value)
+}
+
+// Name requests the current name for a DCA group
+func (d *DCA) Name(group int) (string, error) {
+	address := fmt.Sprintf(d.baseAddress, group) + "/config/name"
+	err := d.client.SendMessage(address)
+	if err != nil {
+		return "", err
+	}
+
+	msg, err := d.client.ReceiveMessage()
+	if err != nil {
+		return "", err
+	}
+	name, ok := msg.Arguments[0].(string)
+	if !ok {
+		return "", fmt.Errorf("unexpected argument type for DCA name value")
+	}
+	return name, nil
+}
+
+// SetName sets the name for a specific DCA group (1-based indexing)
+func (d *DCA) SetName(group int, name string) error {
+	address := fmt.Sprintf(d.baseAddress, group) + "/config/name"
+	return d.client.SendMessage(address, name)
+}
+
+// Color requests the current color for a DCA group
+func (d *DCA) Color(group int) (int32, error) {
+	address := fmt.Sprintf(d.baseAddress, group) + "/config/color"
+	err := d.client.SendMessage(address)
+	if err != nil {
+		return 0, err
+	}
+
+	msg, err := d.client.ReceiveMessage()
+	if err != nil {
+		return 0, err
+	}
+	color, ok := msg.Arguments[0].(int32)
+	if !ok {
+		return 0, fmt.Errorf("unexpected argument type for DCA color value")
+	}
+	return color, nil
+}
+
+// SetColor sets the color for a specific DCA group (1-based indexing)
+func (d *DCA) SetColor(group int, color int32) error {
+	address := fmt.Sprintf(d.baseAddress, group) + "/config/color"
+	return d.client.SendMessage(address, color)
+}
--- a/internal/xair/strip.go
+++ b/internal/xair/strip.go
@@ -126,7 +126,7 @@ func (s *Strip) SetColor(strip int, color int32) error {
 	return s.client.SendMessage(address, color)
 }

-// SendLevel requests the sends level for a mixbus.
+// SendLevel requests auxiliary send level for a send destination.
 func (s *Strip) SendLevel(strip int, bus int) (float64, error) {
 	address := fmt.Sprintf(s.baseAddress, strip) + fmt.Sprintf("/mix/%02d/level", bus)
 	err := s.client.SendMessage(address)
@@ -145,7 +145,7 @@ func (s *Strip) SendLevel(strip int, bus int) (float64, error) {
 	return mustDbFrom(float64(val)), nil
 }

-// SetSendLevel sets the sends level for a mixbus.
+// SetSendLevel sets the auxiliary send level for a send destination.
 func (s *Strip) SetSendLevel(strip int, bus int, level float64) error {
 	address := fmt.Sprintf(s.baseAddress, strip) + fmt.Sprintf("/mix/%02d/level", bus)
 	return s.client.SendMessage(address, float32(mustDbInto(level)))
--- a/x32-help.md
+++ b/x32-help.md
@@ -190,5 +190,9 @@ Snapshot
  snapshot <index> load      Load a mixer state from a snapshot.
  snapshot <index> delete    Delete a snapshot.

+DCA
+  dca <index> mute    Get or set the mute status of the DCA group.
+  dca <index> name    Get or set the name of the DCA group.
+
 Run "x32-cli <command> --help" for more information on a command.
 ```
--- a/xair-help.md
+++ b/xair-help.md
@@ -122,5 +122,9 @@ Snapshot
  snapshot <index> load      Load a mixer state from a snapshot.
  snapshot <index> delete    Delete a snapshot.

+DCA
+  dca <index> mute    Get or set the mute status of the DCA group.
+  dca <index> name    Get or set the name of the DCA group.
+
 Run "xair-cli <command> --help" for more information on a command.
 ```
Author	SHA1	Message	Date
onyx-and-iris	106f896c45	upd strip send docstrings/help messages	2026-02-11 09:26:23 +00:00
onyx-and-iris	6615eec466	mark eq/band index args as optional. this lets us differentiate between not set and zero. add Validate method to SnapshotCmdGroup	2026-02-10 14:16:35 +00:00
onyx-and-iris	942d1b18bd	keep validation failure messages consistent. they now print the incorrect value passed.	2026-02-10 01:24:55 +00:00
onyx-and-iris	2e1c28c909	Validate methods should satisfy the interface `Validate() error`. This commit fixes that bug.	2026-02-10 01:17:35 +00:00
onyx-and-iris	cf470181a1	implement dca commands: - DCA added to Client struct - dca command added to both CLIs help mds updated	2026-02-10 01:16:44 +00:00