---
title: kAudioAggregateDevicePropertyComposition
framework: coreaudio
role: symbol
role_heading: Global Variable
path: coreaudio/kaudioaggregatedevicepropertycomposition
---

# kAudioAggregateDevicePropertyComposition

## Declaration

```swift
var kAudioAggregateDevicePropertyComposition: AudioObjectPropertySelector { get }
```

## See Also

### Constants

- [kAudioAggregateDevicePropertyActiveSubDeviceList](coreaudio/kaudioaggregatedevicepropertyactivesubdevicelist.md)
- [kAudioAggregateDevicePropertyFullSubDeviceList](coreaudio/kaudioaggregatedevicepropertyfullsubdevicelist.md)
- [kAudioAggregateDevicePropertyMasterSubDevice](coreaudio/kaudioaggregatedevicepropertymastersubdevice.md)
- [kAudioAggregateDevicePropertyClockDevice](coreaudio/kaudioaggregatedevicepropertyclockdevice.md)