MADCATZ TRI902060002/02/1 TRITTON 720 7.1 Surround PC Headset Highly Accurate 3D Audio Immersive 7.1 Surround Sound Powered by Dolby Headphone Technology Precision-balanced, Extra Large 50mm Speakers with Neodymium Magnets Dual Audio Input Types Promote Versatile Connectivity Convenient In-line Audio Controls