---
title: phoneme
framework: appkit
role: symbol
role_heading: Type Property
path: appkit/nsspeechsynthesizer/speechpropertykey/mode/phoneme
---

# phoneme

Indicates that the synthesizer is in phoneme-processing mode. When in phoneme-processing mode, a text buffer is interpreted to be a series of characters representing various phonemes and prosodic controls.

## Declaration

```swift
static let phoneme: NSSpeechSynthesizer.SpeechPropertyKey.Mode
```

## See Also

### Type Properties

- [literal](appkit/nsspeechsynthesizer/speechpropertykey/mode/literal.md)
- [normal](appkit/nsspeechsynthesizer/speechpropertykey/mode/normal.md)
- [text](appkit/nsspeechsynthesizer/speechpropertykey/mode/text.md)