Plantronics Wireless Lightweight PC & Gaming Stereo Noise-cancelling Headset Powerful Sound - 40mm stereo speakers deliver rich, resonant stereo with maximum bass response Maximum Comfort - Lightweight and flexible, the headset is comfortable for hours Noise-Cancelling Microphone - The noise-cancelling microphone reduces background noise so you can easily be heard Wireless - Freely roam from away your desk while making Internet phone calls or listening to your favorite music Fast Mic Mute feature - You can quickly mute the microphone by simply raising the boom