PRESENCE UC is a premium Bluetooth headset for mobile Unified Communications professionals requiring reliable first-rate sound and voice clarity whether your taking calls around the office, in the car or outdoors. Featuring best-in-class Sennheiser Voice Clarity due to the 3 digital microphone system, PRESENCE™ UC ML ensures speech intelligibility in those challenging environments. Building on Sennheiser’s 70 year legacy of sound leadership, sound enhancement features include SpeakFocus™, WindSafe™ and own-voice detection technologies to optimize communication in noisy environments – both indoors and out. ActiveGard® provides protection from acoustic shock. The PRESENCE UC also provides high-quality audio for multimedia.