What is this microphone image from? It appeared on my friend's MacBook and she can't figure it out.

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What is this microphone image from? It appeared on my friend's MacBook and she can't figure it out.
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If your friend navigates to the Speech pane of her System Preferences she'll see that Speakable Items is enabled. Speakable Items is a limited form of voice recognition that allows you to issue commands to your Macintosh vocally. The microphone device you see indicates that the system is listening and, if I remember correctly, can also be used to toggle the listening state of the Mac. |
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This is the Mac OS X built in voice input mechanism.
To turn it off, visit preferences - it's possible to turn it on via a keyboard shortcut which may explain it's random appearance.
This article from Lifehacker explains how to use the feature is you are interested in learning more. |
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