Optimized for Microsoft® Office Communicator 2007 and Microsoft® Lync™ 2010, the multi-purpose Plantronics .Audio 630M headset delivers crisp voice communications and audio video capability. Boasting hi-fi stereo and USB-enhanced digital sound, the .Audio 630M incorporates crisp wideband audio that heightens customers satisfaction through drastically reduced errors and repeats. A comfortable binaural design provides wearers with total-focus sound reduction and includes volume and mute controls right on the headset. Featuring a noise-canceling microphone, adjustable boom, and soft swiveling ear cushions, the .Audio 630 is designed for periodic use throughout the work day for immersive conference calls.