PowerMate functions beautifully as a convenient volume knob and mute button for music listening on your PC or Mac. But that's just the beginning of PowerMate's possibilities. Edit movies just like the pros with PowerMate functioning as your very own Jog/Shuttle wheel. PowerMate makes editing anything from home movies to your next demo a breeze. It even comes preset to work with iMovie, FinalCut Pro and GarageBand right out of the box! In addition, you can quickly and easily program it to execute any Key Command, in any application