---
title: kAudioChannelLabel_Unused
framework: coreaudiotypes
role: symbol
role_heading: Global Variable
path: coreaudiotypes/kaudiochannellabel_unused
---

# kAudioChannelLabel_Unused

The channel is present, but has no intended role or destination.

## Declaration

```swift
var kAudioChannelLabel_Unused: AudioChannelLabel { get }
```

## See Also

### Labels

- [kAudioChannelLabel_Ambisonic_W](coreaudiotypes/kaudiochannellabel_ambisonic_w.md)
- [kAudioChannelLabel_Ambisonic_X](coreaudiotypes/kaudiochannellabel_ambisonic_x.md)
- [kAudioChannelLabel_Ambisonic_Y](coreaudiotypes/kaudiochannellabel_ambisonic_y.md)
- [kAudioChannelLabel_Ambisonic_Z](coreaudiotypes/kaudiochannellabel_ambisonic_z.md)
- [kAudioChannelLabel_BeginReserved](coreaudiotypes/kaudiochannellabel_beginreserved.md)
- [kAudioChannelLabel_BinauralLeft](coreaudiotypes/kaudiochannellabel_binauralleft.md)
- [kAudioChannelLabel_BinauralRight](coreaudiotypes/kaudiochannellabel_binauralright.md)
- [kAudioChannelLabel_Center](coreaudiotypes/kaudiochannellabel_center.md)
- [kAudioChannelLabel_CenterBottom](coreaudiotypes/kaudiochannellabel_centerbottom.md)
- [kAudioChannelLabel_CenterSurround](coreaudiotypes/kaudiochannellabel_centersurround.md)
- [kAudioChannelLabel_CenterSurroundDirect](coreaudiotypes/kaudiochannellabel_centersurrounddirect.md)
- [kAudioChannelLabel_CenterTopFront](coreaudiotypes/kaudiochannellabel_centertopfront.md)
- [kAudioChannelLabel_CenterTopMiddle](coreaudiotypes/kaudiochannellabel_centertopmiddle.md)
- [kAudioChannelLabel_CenterTopRear](coreaudiotypes/kaudiochannellabel_centertoprear.md)
- [kAudioChannelLabel_ClickTrack](coreaudiotypes/kaudiochannellabel_clicktrack.md)