---
title: preferredHardwareSampleRate
framework: avfaudio
role: symbol
role_heading: Instance Property
path: avfaudio/avaudiosession/preferredhardwaresamplerate
---

# preferredHardwareSampleRate

The preferred hardware sample rate, in hertz.

## Declaration

```swift
var preferredHardwareSampleRate: Double { get }
```

## See Also

### Inspecting audio hardware

- [currentHardwareInputNumberOfChannels](avfaudio/avaudiosession/currenthardwareinputnumberofchannels.md)
- [currentHardwareOutputNumberOfChannels](avfaudio/avaudiosession/currenthardwareoutputnumberofchannels.md)
- [currentHardwareSampleRate](avfaudio/avaudiosession/currenthardwaresamplerate.md)
- [inputIsAvailable](avfaudio/avaudiosession/inputisavailable.md)
- [setPreferredHardwareSampleRate(_:)](avfaudio/avaudiosession/setpreferredhardwaresamplerate(_:).md)