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Asked: 2026-05-13T17:21:08+00:00

I’m using AVAudioRecorder in the AVFoundation framework. I’m wondering how I can check for

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I’m using AVAudioRecorder in the AVFoundation framework.
I’m wondering how I can check for a microphone device being plugged in (on the iPod Touch)?

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  1. Editorial Team

    Device Support section of the iPhone Application Programming Guide is your friend

    In iPhone OS 3.0 and later, use the
    AVAudioSession class to determine if
    audio input is available. This class
    accounts for many different sources of
    audio input on iPhone OS–based
    devices, including built-in
    microphones, headset jacks, and
    connected accessories. For more
    information, see AVAudioSession Class
    Reference.

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