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List available audio devices


devices = getAudioDevices(obj)



devices = getAudioDevices(obj) returns a list of audio devices that are available and compatible with your audio I/O object, obj.


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Create an audioDeviceReader System object™, and then call getAudioDevices on your object.

deviceReader = audioDeviceReader;
devices = getAudioDevices(deviceReader)
devices =

  1x4 cell array

    {'Default'}    {'Turtle Beach U...'}    {'pulse'}    {'ALSAdefault'}

Create an audioDeviceWriter System object™, and then call getAudioDevices on your object.

deviceWriter = audioDeviceWriter;
devices = getAudioDevices(deviceWriter)
devices =

  1x6 cell array

  Columns 1 through 4

    {'Default'}    {'HDA ATI HDMI: ...'}    {'Turtle Beach U...'}    {'hdmi'}

  Columns 5 through 6

    {'pulse'}    {'ALSAdefault'}

Create an audioPlayerRecorder System object™, and then call getAudioDevices on your object.

playRec = audioPlayerRecorder;
devices = getAudioDevices(playRec)
devices =

  1x4 cell array

    {'Default'}    {'Turtle Beach U...'}    {'pulse'}    {'ALSAdefault'}

Input Arguments

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Audio I/O object, specified as an object of audioDeviceReader, audioDeviceWriter, or audioPlayerRecorder.

Data Types: object

Output Arguments

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List of available and compatible devices.

For audioDeviceReader and audioDeviceWriter, the list of audio devices depends on the specified Driver property of your object.

For audioPlayerRecorder, the audio devices listed support full-duplex mode and have a platform-appropriate driver:

  • Windows® –– ASIO™

  • Mac –– CoreAudio

  • Linux® –– ALSA

Data Types: cell

Introduced in R2016a

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