<!--
{
  "documentType" : "article",
  "framework" : "CoreAudio",
  "identifier" : "/documentation/CoreAudio/1545866-anonymous",
  "metadataVersion" : "0.1.0",
  "role" : "collectionGroup",
  "title" : "Anonymous"
}
-->

# Anonymous

## Topics

### Constants

[`var kAudioDeviceProcessorOverload: AudioObjectPropertySelector`](/documentation/CoreAudio/kAudioDeviceProcessorOverload)

[`var kAudioDevicePropertyActualSampleRate: AudioObjectPropertySelector`](/documentation/CoreAudio/kAudioDevicePropertyActualSampleRate)

[`var kAudioDevicePropertyBufferFrameSize: AudioObjectPropertySelector`](/documentation/CoreAudio/kAudioDevicePropertyBufferFrameSize)

[`var kAudioDevicePropertyBufferFrameSizeRange: AudioObjectPropertySelector`](/documentation/CoreAudio/kAudioDevicePropertyBufferFrameSizeRange)

[`var kAudioDevicePropertyDeviceHasChanged: AudioObjectPropertySelector`](/documentation/CoreAudio/kAudioDevicePropertyDeviceHasChanged)

[`var kAudioDevicePropertyDeviceIsRunningSomewhere: AudioObjectPropertySelector`](/documentation/CoreAudio/kAudioDevicePropertyDeviceIsRunningSomewhere)

[`var kAudioDevicePropertyHogMode: AudioObjectPropertySelector`](/documentation/CoreAudio/kAudioDevicePropertyHogMode)

[`var kAudioDevicePropertyIOCycleUsage: AudioObjectPropertySelector`](/documentation/CoreAudio/kAudioDevicePropertyIOCycleUsage)

[`var kAudioDevicePropertyIOProcStreamUsage: AudioObjectPropertySelector`](/documentation/CoreAudio/kAudioDevicePropertyIOProcStreamUsage)

[`var kAudioDevicePropertyIOStoppedAbnormally: AudioObjectPropertySelector`](/documentation/CoreAudio/kAudioDevicePropertyIOStoppedAbnormally)

[`var kAudioDevicePropertyPlugIn: AudioObjectPropertySelector`](/documentation/CoreAudio/kAudioDevicePropertyPlugIn)

[`var kAudioDevicePropertyStreamConfiguration: AudioObjectPropertySelector`](/documentation/CoreAudio/kAudioDevicePropertyStreamConfiguration)

[`var kAudioDevicePropertyUsesVariableBufferFrameSizes: AudioObjectPropertySelector`](/documentation/CoreAudio/kAudioDevicePropertyUsesVariableBufferFrameSizes)

[`var kAudioDevicePropertyClockDevice: AudioObjectPropertySelector`](/documentation/CoreAudio/kAudioDevicePropertyClockDevice)



---

Copyright &copy; 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)