GN Netcom BIZ 2300 USB Mono E-STD Corded headset offers HD Voice/Wideband speaker performance and best-in-class noise cancellation. Blends lightweight, yet durable construction with an unobtrusive, professional Scandinavian design aesthetic. It works hard, looks great and is designed for comfort all day long. Besides 360 degree rotating, break-proof boom arm and KevlarR-reinforced cord, the headset is built to withstand any punishment a high-performing user can give.