The Jabra pro 920 is a professional entry-level wireless headset designed for use with desk phones. The rugged Jabra pro 920 offers all the essential features of a wireless headset in a simple design at an attractive price. The Jabra pro 920 headset frees the user from the desk and allows them to find documents and multitasking with maximum efficiency during a call. Not only can users walk and talk up to 120 meters from their desk, they also benefit from improved ergonomics as the headset prevents neck strain when a phone is pressed to the ear for extended periods of time. The Jabra Pro 920 headset offers crystal clear audio and quality enhancement features such as the Jabra Safe sound that protects hearing by turning off loud noises and ensuring a safe average noise level. The noise-cancelling microphone suppresses unwanted background noise from the office. The Jabra pro 920 is compatible with all leading desk phone systems. The easy-to-use voice instructions make setup a breeze. The simple and intuitive call control buttons make it easy to control calls via the headset. Includes only the headband. Does not include ear clip or neck strap.