Jabra BIZ 2400 II QD Mono 3-in-1 UNC headset features a convertible wearable style and a microphone with ultra noise cancellation. Choose to wear the headset as a headband, earhook or neckband. The headset also features a 360-degree rotating microphone boom arm, a Kevlar-reinforced QD cord and a lightweight construction. A reliable and flexible design enables the headset to take on demanding work environments with ease, plus rest comfortably on your head.