Mad Catz F.R.E.Q.5 Headset for PC and Mac - Black EQ with Movie, Music& Game settings Precision-balanced 50mm speakers with Neodymium magnets Easy to locate on-ear controls: Volume control. Mic mute. Tough yet lightweight metal components Compatible with MP3 Playersand mobile phones Matches R.A.T. Design Full Metal Parts 50mm Drivers Superb Sound Quality & Bass Response Microphone Mute Button With Illuminated Microphone Mute Indication