---
title: "init(mAudioUnit:mPropertyID:mScope:mElement:)"
framework: audiotoolbox
role: symbol
role_heading: Initializer
path: "audiotoolbox/audiounitproperty/init(maudiounit:mpropertyid:mscope:melement:)-2ay1o"
---

# init(mAudioUnit:mPropertyID:mScope:mElement:)

## Declaration

```swift
init(mAudioUnit: AudioUnit, mPropertyID: AudioUnitPropertyID, mScope: AudioUnitScope, mElement: AudioUnitElement)
```