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# AVAudioUnitGenerator

An object that generates audio output.

```
class AVAudioUnitGenerator
```

## Overview

A generator represents an <doc://com.apple.documentation/documentation/AudioToolbox/AudioUnit> of type `kAudioUnitType_Generator` or `kAudioUnitType_RemoteGenerator`. A generator has no audio input, but produces audio output. An example is a tone generator.

## Topics

### Creating an audio unit generator

[`init(audioComponentDescription:)`](/documentation/AVFAudio/AVAudioUnitGenerator/init(audioComponentDescription:))

Creates a generator audio unit with the specified description.

### Getting and setting the bypass status

[`bypass`](/documentation/AVFAudio/AVAudioUnitGenerator/bypass)

The bypass state of the audio unit.


---

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