---
title: AVChannelLayoutKey
framework: avfaudio
role: symbol
role_heading: Global Variable
path: avfaudio/avchannellayoutkey
---

# AVChannelLayoutKey

## Declaration

```swift
let AVChannelLayoutKey: String
```

## See Also

### Formats

- [AVAudioFormat](avfaudio/avaudioformat.md)
- [AVAudioChannelLayout](avfaudio/avaudiochannellayout.md)
- [Linear PCM Format Settings](avfaudio/linear-pcm-format-settings.md)
- [Format Settings](avfaudio/format-settings.md)