Noise-canceling microphone filters background noise adjustable over-the-head design ensures a comfortable fit that won�t slip off microphone mute indicator light tells you when mute is enabled black, wired headset 960 usb headset usb computer headset the perfect business headset for voice calls, skype, webinars and more. the 7.87 ft (240cm) cable is just the right length to give you the freedom to stand up and stretch during long conversations. hear every word whether listening to a conference call, participating in a webinar or enjoying your favorite playlist, you'll get reliably clear digital stereo sound quality every time. callers only hear you a noise-cancelling mic ensures background activity is kept to a minimum so your callers hear your every word. the adjustable boom can be conveniently repositioned for better voice capture and the left-side mic rotates out of the way when you're through making calls. easy to use, just plug and play ready to go from day one. just plug the usb-a connector into your computer and start talking. convenient in-line controls located on the cord make it easy to adjust volume up/down or mute, all without disrupting the call or your workflow. comfortable all day wear stylish and lightweight, the over-the-head design ensures a non-slip fit even if you're moving around. the lightweight headband features swivel-mounted ultra-foam ear cushions for all-day audio comfort.