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# kAudioSessionProperty_AudioRouteDescription

Information about an audio route.

```
var kAudioSessionProperty_AudioRouteDescription: Int { get }
```

## Discussion

A read-only <doc://com.apple.documentation/documentation/CoreFoundation/CFDictionary> object containing information about an audio route.

## Discussion

The dictionary contains the keys and corresponding values described in [Audio Route Description Dictionary Keys](/documentation/AudioToolbox/audio-route-description-dictionary-keys).

---

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