---
title: AVAudioSessionPortExtensionBluetoothMicrophone
framework: avfaudio
role: symbol
role_heading: Class
path: avfaudio/avaudiosessionportextensionbluetoothmicrophone
---

# AVAudioSessionPortExtensionBluetoothMicrophone

An object that describes capabilities of Bluetooth microphone ports.

## Declaration

```swift
class AVAudioSessionPortExtensionBluetoothMicrophone
```

## Topics

### Inspecting the port extension

- [farFieldCapture](avfaudio/avaudiosessionportextensionbluetoothmicrophone/farfieldcapture.md)
- [highQualityRecording](avfaudio/avaudiosessionportextensionbluetoothmicrophone/highqualityrecording.md)

## Relationships

### Inherits From

- [NSObject](objectivec/nsobject-swift.class.md)

### Conforms To

- [CVarArg](swift/cvararg.md)
- [CustomDebugStringConvertible](swift/customdebugstringconvertible.md)
- [CustomStringConvertible](swift/customstringconvertible.md)
- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [NSObjectProtocol](objectivec/nsobjectprotocol.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Accessing the port extension

- [bluetoothMicrophoneExtension](avfaudio/avaudiosessionportdescription/bluetoothmicrophoneextension.md)
- [AVAudioSessionCapability](avfaudio/avaudiosessioncapability.md)