---
title: AVLinearPCMBitDepthKey
framework: avfaudio
role: symbol
role_heading: Global Variable
path: avfaudio/avlinearpcmbitdepthkey
---

# AVLinearPCMBitDepthKey

## Declaration

```swift
let AVLinearPCMBitDepthKey: String
```

## See Also

### Settings

- [AVLinearPCMIsBigEndianKey](avfaudio/avlinearpcmisbigendiankey.md)
- [AVLinearPCMIsFloatKey](avfaudio/avlinearpcmisfloatkey.md)
- [AVLinearPCMIsNonInterleaved](avfaudio/avlinearpcmisnoninterleaved.md)