---
title: preferredInputNumberOfChannels
framework: avfaudio
role: symbol
role_heading: Instance Property
path: avfaudio/avaudiosession/preferredinputnumberofchannels
---

# preferredInputNumberOfChannels

The preferred number of input channels for the current route.

## Declaration

```swift
var preferredInputNumberOfChannels: Int { get }
```

## Discussion

Discussion The value of this property indicates the number of channels selected using the setPreferredInputNumberOfChannels(_:) method. To determine the actual number of input channels, query the inputNumberOfChannels property.

## See Also

### Setting the number of input channels

- [setPreferredInputNumberOfChannels(_:)](avfaudio/avaudiosession/setpreferredinputnumberofchannels(_:).md)
- [inputNumberOfChannels](avfaudio/avaudiosession/inputnumberofchannels.md)
- [maximumInputNumberOfChannels](avfaudio/avaudiosession/maximuminputnumberofchannels.md)