br br The Agent 100's single earpiece delivers excellent sound quality while still allowing you to confer with those around you, so it's great for busy environments where clear communication is key. br br It is a hands free unit, leaving you free to type and multi-task while taking a call, and it has an adjustable headband, flexible boom and leatherette ear cushion for optimum comfort and versatility. br br . Single ear headset br . Noise cancelling microphone br . Adjustable microphone boom br . Adjustable headband br . flexible boom br . Leatherette ear cushion(s) br . Quick disconnect br . CE approved br .