---
title: outputVolume
framework: avfaudio
role: symbol
role_heading: Instance Property
path: avfaudio/avaudiomixernode/outputvolume
---

# outputVolume

The mixer’s output volume.

## Declaration

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

## Discussion

Discussion The range of valid values is 0.0 to 1.0.