Plantronics 85618-01 Wired Headset, Black Intuitive, inline controls let you answer/end, mute, and control the volume of PC calls with ease.Connectivity Technology: Wired Smartly placed indicator lights and helpful audio alerts give call, mute, and volume status Simple Plug-and-Play USB connectivity Lightweight metal headband offers durability and a customizable, comfortable fit Convenient wearing styles available: Hi-Fi stereo or monaural design