Easily switch between your PC and desk phone with one headset Participate in conference calls and web conferences using the same headset. Hands-free design lets you write, type and more as you talk. Extended range lets you roam farther away from your desk. Enhanced speaker design provides offers crystal clear calls. Noise-canceling microphone lets your voice come through loud and clear. Over the ear design provides a snug, comfortable fit. Microsoft Office Communicator Certified. Plantronics(R) Savi(TM) Office WO201 PC/Phone Headset System, Over-The-Ear Design is one of many Phone Headsets & Chargers available through Office Depot. Made by Plantronics.