The GN 2100 is the state-of-the-art, professional headset for today's enterprise delivering unsurpassed sound quality and crystal clear conversation. The headset's lightweight, sleek styling enhances one's professional image and comfort as well as productivity. The GN 2100's several interchangeable wearing styles means you can change styles as often as you wish. You can choose the headset in either an over-the-head or on-the-ear wearing style. The different boom arms come equipped with different microphones to suit all office environments, from quiet to louder ones.