---
title: rate
framework: avfaudio
role: symbol
role_heading: Instance Property
path: avfaudio/avaudiounittimepitch/rate
---

# rate

The playback rate of the input signal.

## Declaration

```swift
var rate: Float { get set }
```

## Discussion

Discussion The default value is 1.0. The range of supported values is 1/32 to 32.0.

## See Also

### Getting and setting time pitch values

- [overlap](avfaudio/avaudiounittimepitch/overlap.md)
- [pitch](avfaudio/avaudiounittimepitch/pitch.md)