Staying in touch with friends, family, and business associates is easy with the Microsoft LifeCam NX-3000. This ultra-compact, reliable webcam was designed especially for notebook computers. Delivering superior video quality and crystal-clear audio, it comes with a built-in microphone, built-in Windows Live Call Button for easy calling, and more! The clip adjusts to most notebooks - it fits on notebook screens 4 - 15 mm thick.