Black Calls/Music Handheld Headset Wireless Bluetooth 5.1 10 m Intraaural In-ear monitors 20 - 20000 Hz 96 dB Microphone type: Boom -38 dB Built-in battery Lithium Polymer (LiPo) OPENCOMM UCBONE CONDUCTION STEREO BLUETOOTHHEADSETOpenComm UC is designed specifically for an optimized Work-From-Home experience. Engineered with patented 7th generation bone conduction technology, Shokz wireless adapter, and our signature open-ear design, OpenComm UC enables all-day comfort and crystal-clear communication when using a computer and/or web conferencing software.A New Standard in ComfortOpen-Ear DesignUnlike traditional headsets that cover your ears, OpenComms open-ear design ensures that nothing will be in or covering your ears, ensuring long-lasting comfort, day after day.33gThe headset is extremely lightweight, at just 33g.All-Day ComfortThe headset is coated in soft silicone and has a flexible wraparound frame, making it comfortable for all-day wear.Crystal-Clear Calls & CommunicationCry