---
title: version
framework: appkit
role: symbol
role_heading: Type Property
path: appkit/nsspeechsynthesizer/speechpropertykey/synthesizerinfokey/version
---

# version

The version of the speech synthesizer.

## Declaration

```swift
static let version: NSSpeechSynthesizer.SpeechPropertyKey.SynthesizerInfoKey
```

## See Also

### Synthesizer Info Keys

- [identifier](appkit/nsspeechsynthesizer/speechpropertykey/synthesizerinfokey/identifier.md)