---
title: nextAvailableInputBus
framework: avfaudio
role: symbol
role_heading: Instance Property
path: avfaudio/avaudiomixernode/nextavailableinputbus
---

# nextAvailableInputBus

An audio bus that isn’t in a connected state.

## Declaration

```swift
var nextAvailableInputBus: AVAudioNodeBus { get }
```