---
title: AVAudioSessionInterruptionReasonKey
framework: avfaudio
role: symbol
role_heading: Global Variable
path: avfaudio/avaudiosessioninterruptionreasonkey
---

# AVAudioSessionInterruptionReasonKey

A user info key to retrieve the interruption reason.

## Declaration

```swift
let AVAudioSessionInterruptionReasonKey: String
```

## See Also

### User Info Keys

- [AVAudioSessionInterruptionTypeKey](avfaudio/avaudiosessioninterruptiontypekey.md)
- [AVAudioSessionInterruptionOptionKey](avfaudio/avaudiosessioninterruptionoptionkey.md)
- [AVAudioSessionInterruptionWasSuspendedKey](avfaudio/avaudiosessioninterruptionwassuspendedkey.md)