---
title: kAudioQueueParam_PlayRate
framework: audiotoolbox
role: symbol
role_heading: Global Variable
path: audiotoolbox/kaudioqueueparam_playrate
---

# kAudioQueueParam_PlayRate

The playback rate for the audio queue, in the range 0.5 through 2.0. A value of 1.0 (the default) specifies that the audio queue should play at its normal rate.

## Declaration

```swift
var kAudioQueueParam_PlayRate: AudioQueueParameterID { get }
```

## Discussion

Discussion This parameter is usable only if the time-pitch processor is enabled.

## See Also

### Constants

- [kAudioQueueParam_Volume](audiotoolbox/kaudioqueueparam_volume.md)
- [kAudioQueueParam_Pitch](audiotoolbox/kaudioqueueparam_pitch.md)
- [kAudioQueueParam_VolumeRampTime](audiotoolbox/kaudioqueueparam_volumeramptime.md)
- [kAudioQueueParam_Pan](audiotoolbox/kaudioqueueparam_pan.md)