---
title: maximumInputNumberOfChannels
framework: avfaudio
role: symbol
role_heading: Instance Property
path: avfaudio/avaudiosession/maximuminputnumberofchannels
---

# maximumInputNumberOfChannels

The maximum number of input channels available for the current audio route.

## Declaration

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

## See Also

### Setting the number of input channels

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