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# VZVirtioSoundDeviceOutputStreamConfiguration

An object that defines a Virtio sound device output stream configuration.

```
class VZVirtioSoundDeviceOutputStreamConfiguration
```

## Overview

A PCM stream of output audio data, such as to a speaker.

## Topics

### Creating an output stream configuration

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

Creates a new sounds device output stream configuration.

### Accessing the sound sink

[`sink`](/documentation/Virtualization/VZVirtioSoundDeviceOutputStreamConfiguration/sink)

An audio stream sink that defines how the host handles audio data produced by the guest.

### Output sink

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

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

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

The base class for an audio output stream sink.


---

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