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# VZHostAudioOutputStreamSink

Host audio output stream sink plays audio to the host system’s default output device.

```
class VZHostAudioOutputStreamSink
```

## Overview

Host output data goes to the same device that <doc://com.apple.documentation/documentation/AudioToolbox/AudioQueueNewOutput(_:_:_:_:_:_:_:)> uses.

## Topics

### Creating the audio output stream sink

[`init()`](/documentation/Virtualization/VZHostAudioOutputStreamSink/init())

Creates a new host audio output stream sink instance.

## See Also

[`VZVirtioSoundDeviceInputStreamConfiguration`](/documentation/Virtualization/VZVirtioSoundDeviceInputStreamConfiguration)

A PCM stream of input audio data, such as from a microphone.


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