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# AVAudioSession.StereoOrientation

Constants that define the supported stereo orientations.

```
enum StereoOrientation
```

## Topics

### Stereo Orientations

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

The audio session isn’t configured for stereo recording.

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

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

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

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

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

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

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

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

## Relationships

### Conforms To

[`Equatable`](/documentation/Swift/Equatable)

[`Sendable`](/documentation/Swift/Sendable)

[`RawRepresentable`](/documentation/Swift/RawRepresentable)

[`Hashable`](/documentation/Swift/Hashable)

[`BitwiseCopyable`](/documentation/Swift/BitwiseCopyable)

[`SendableMetatype`](/documentation/Swift/SendableMetatype)

---

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