The UC&C USB Headset Stereo H650e is the ultimate in style and functionality. Long, uncomfortable work calls are a thing of the past thanks to the cushioned ear pads and crystal clear sound. Adjustable headband and microphone provides the perfect fit for everyone. Optimized for Microsoft Lync, the headset displays a red 'in-call' LED to let your co-workers know when you're available, thus helping to boost office productivity.