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# AVAudioSession.StereoOrientation

Constants that define the supported stereo orientations.

```
enum StereoOrientation
```

## Topics

### Stereo Orientations

[`AVAudioSession.StereoOrientation.none`](/documentation/AVFAudio/AVAudioSession/StereoOrientation/none)

The audio session isn’t configured for stereo recording.

[`AVAudioSession.StereoOrientation.portrait`](/documentation/AVFAudio/AVAudioSession/StereoOrientation/portrait)

Audio capture should be vertically oriented, with the USB-C or Lightning connector on the bottom.

[`AVAudioSession.StereoOrientation.portraitUpsideDown`](/documentation/AVFAudio/AVAudioSession/StereoOrientation/portraitUpsideDown)

Audio capture should be vertically oriented, with the USB-C or Lightning connector on the top.

[`AVAudioSession.StereoOrientation.landscapeRight`](/documentation/AVFAudio/AVAudioSession/StereoOrientation/landscapeRight)

Audio capture should be horizontally oriented, with the USB-C or Lightning connector on the right.

[`AVAudioSession.StereoOrientation.landscapeLeft`](/documentation/AVFAudio/AVAudioSession/StereoOrientation/landscapeLeft)

Audio capture should be horizontally oriented, with the USB-C or Lightning connector on the left.


---

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