---
title: soRate
framework: applicationservices
role: symbol
role_heading: Global Variable
path: applicationservices/sorate
---

# soRate

## Declaration

```swift
var soRate: OSType { get }
```

## Discussion

Discussion Get or set a speech channel’s speech rate.The speechInfo parameteris a pointer to a variable of type Fixed.The possible range of speech rates is from 0.000 to 65535.65535.The range of supported rates is not predefined by the Speech SynthesisManager; each speech synthesizer provides its own range of speechrates. Average human speech occurs at a rate of 180 to 220 words perminute.  This selector works with both the GetSpeechInfo and SetSpeechInfo functions.