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iPhone Vibrate

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iPhone Vibrate

Subject: iPhone Vibrate
From: David Blanton <email@hidden>
Date: Fri, 23 Jan 2009 22:21:59 -0700

I want to be sensitive to battery usage in the iPhone.

When calling

	AudioServicesPlayAlertSound ( kSystemSoundID_Vibrate  );

How much battery does this use? I may be calling this 'alot' in my application.


David Blanton

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