---
title: AVAudioUnitDistortionPreset
framework: avfaudio
role: symbol
role_heading: Enumeration
path: avfaudio/avaudiounitdistortionpreset
---

# AVAudioUnitDistortionPreset

Constants that represent preset audio distortions.

## Declaration

```swift
enum AVAudioUnitDistortionPreset
```

## Topics

### Presets

- [AVAudioUnitDistortionPreset.drumsBitBrush](avfaudio/avaudiounitdistortionpreset/drumsbitbrush.md)
- [AVAudioUnitDistortionPreset.drumsBufferBeats](avfaudio/avaudiounitdistortionpreset/drumsbufferbeats.md)
- [AVAudioUnitDistortionPreset.drumsLoFi](avfaudio/avaudiounitdistortionpreset/drumslofi.md)
- [AVAudioUnitDistortionPreset.multiBrokenSpeaker](avfaudio/avaudiounitdistortionpreset/multibrokenspeaker.md)
- [AVAudioUnitDistortionPreset.multiCellphoneConcert](avfaudio/avaudiounitdistortionpreset/multicellphoneconcert.md)
- [AVAudioUnitDistortionPreset.multiDecimated1](avfaudio/avaudiounitdistortionpreset/multidecimated1.md)
- [AVAudioUnitDistortionPreset.multiDecimated2](avfaudio/avaudiounitdistortionpreset/multidecimated2.md)
- [AVAudioUnitDistortionPreset.multiDecimated3](avfaudio/avaudiounitdistortionpreset/multidecimated3.md)
- [AVAudioUnitDistortionPreset.multiDecimated4](avfaudio/avaudiounitdistortionpreset/multidecimated4.md)
- [AVAudioUnitDistortionPreset.multiDistortedFunk](avfaudio/avaudiounitdistortionpreset/multidistortedfunk.md)
- [AVAudioUnitDistortionPreset.multiDistortedCubed](avfaudio/avaudiounitdistortionpreset/multidistortedcubed.md)
- [AVAudioUnitDistortionPreset.multiDistortedSquared](avfaudio/avaudiounitdistortionpreset/multidistortedsquared.md)
- [AVAudioUnitDistortionPreset.multiEcho1](avfaudio/avaudiounitdistortionpreset/multiecho1.md)
- [AVAudioUnitDistortionPreset.multiEcho2](avfaudio/avaudiounitdistortionpreset/multiecho2.md)
- [AVAudioUnitDistortionPreset.multiEchoTight1](avfaudio/avaudiounitdistortionpreset/multiechotight1.md)
- [AVAudioUnitDistortionPreset.multiEchoTight2](avfaudio/avaudiounitdistortionpreset/multiechotight2.md)
- [AVAudioUnitDistortionPreset.multiEverythingIsBroken](avfaudio/avaudiounitdistortionpreset/multieverythingisbroken.md)
- [AVAudioUnitDistortionPreset.speechAlienChatter](avfaudio/avaudiounitdistortionpreset/speechalienchatter.md)
- [AVAudioUnitDistortionPreset.speechCosmicInterference](avfaudio/avaudiounitdistortionpreset/speechcosmicinterference.md)
- [AVAudioUnitDistortionPreset.speechGoldenPi](avfaudio/avaudiounitdistortionpreset/speechgoldenpi.md)
- [AVAudioUnitDistortionPreset.speechRadioTower](avfaudio/avaudiounitdistortionpreset/speechradiotower.md)
- [AVAudioUnitDistortionPreset.speechWaves](avfaudio/avaudiounitdistortionpreset/speechwaves.md)

### Initializers

- [init(rawValue:)](avfaudio/avaudiounitdistortionpreset/init(rawvalue:).md)

## Relationships

### Conforms To

- [BitwiseCopyable](swift/bitwisecopyable.md)
- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [RawRepresentable](swift/rawrepresentable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Configuring the distortion

- [loadFactoryPreset(_:)](avfaudio/avaudiounitdistortion/loadfactorypreset(_:).md)