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# AVAudioSessionSpatialExperienceOption

A key that configures one characteristic of a spatial experience, such as its sound stage size or anchoring.

```
typedef NSString * const AVAudioSessionSpatialExperienceOption;
```

## Topics

### Option keys

[`extern AVAudioSessionSpatialExperienceOption AVAudioSessionSpatialExperienceOptionAnchoringStrategy;`](/documentation/AVFAudio/AVAudioSessionSpatialExperienceOptionAnchoringStrategy)

An option that sets where the audio anchors in a head-tracked spatial experience.

[`extern AVAudioSessionSpatialExperienceOption AVAudioSessionSpatialExperienceOptionSceneIdentifier;`](/documentation/AVFAudio/AVAudioSessionSpatialExperienceOptionSceneIdentifier)

An option that identifies the scene the audio anchors to.

[`extern AVAudioSessionSpatialExperienceOption AVAudioSessionSpatialExperienceOptionSoundStageSize;`](/documentation/AVFAudio/AVAudioSessionSpatialExperienceOptionSoundStageSize)

An option that sets how large the sound stage is in a spatial experience.


---

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