How can i find out if an external headset is connected to an iPhone?

Posted by iter on Stack Overflow See other posts from Stack Overflow or by iter
Published on 2010-03-25T23:57:23Z Indexed on 2010/03/26 0:03 UTC
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iphone

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core-audio

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objective-c

I wonder if it's possible to detect that the user has an external headset plugged into the iPhone's 3.5mm connector or the 30-pin connector. I want to output audio only to an external audio device, and keep silent if nothing is connected.

Ari.

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