Jabra GN9125 Mono Soundtube Wireless Headset for Deskphone Noise Canceling Microphone reduces unwanted background noise and the noise-canceling microphones reduce unwanted background noise and are ideal in crowded and noisy, open office environments. Peak Stop - Peak Stop technology immediately removes potentially harmful loud sounds or tones before they reach your ears and keeps the sound level within the safe range to protect your hearing. 150m Wireless Freedom - Get wireless mobility up to 150 meters to fully control your Jabra hands-free solution with DECT technology. Answer calls, multitask and move freely around on your terms. Remote Call Control - Answer and end calls on the Jabra audio device with seamless integration between your phone and headset. With a Jabra wireless audio device you can control your call even when you are away from your desk. Talk in Comfort - Assure total comfort with a wide range of styles that match your individual needs and personal fit requirements.