Work away from the desk and still maintain a wireless connection that won't let you, or your customers, down. The advanced noise-canceling microphone and enhanced speakers deliver crystal-clear calls even in noisy offices. All incoming calls can be adjusted to a user-defined sound level that stays constant for all-day comfort. The busy-light acts as a do-not-disturb sign for colleagues. Easily answer and end calls, mute and adjust volume using the intuitive controls on the headset.