---
title: PHASEMedium.Preset
framework: phase
role: symbol
role_heading: Enumeration
path: phase/phasemedium/preset
---

# PHASEMedium.Preset

Predetermined qualities of an environment that affect how sound transmits.

## Declaration

```swift
enum Preset
```

## Overview

Overview Currently, this enumeration refers only to sound traveling through air.

## Topics

### Medium Types

- [PHASEMedium.Preset.air](phase/phasemedium/preset/air.md)

### Initializers

- [init(rawValue:)](phase/phasemedium/preset/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

### Creating a Medium

- [init(engine:preset:)](phase/phasemedium/init(engine:preset:).md)