---
title: Sample rate conversion settings
framework: avfoundation
role: collectionGroup
path: avfoundation/sample-rate-conversion-settings
---

# Sample rate conversion settings

The constants that define sample rate converter audio quality settings.

## Topics

### Constants

- [AVSampleRateConverterAudioQualityKey](avfaudio/avsamplerateconverteraudioqualitykey.md)
- [AVEncoderAudioQualityForVBRKey](avfaudio/avencoderaudioqualityforvbrkey.md)
- [AVSampleRateConverterAlgorithmKey](avfaudio/avsamplerateconverteralgorithmkey.md)

## See Also

### Settings

- [AVAudioQuality](avfaudio/avaudioquality.md)
- [Encoder settings](avfoundation/encoder-settings.md)
- [Time pitch algorithm settings](avfoundation/time-pitch-algorithm-settings.md)