Armor up with Yealink UH34 Duo UC to keep conversations private. Yealink UH34 is the over-the-head style headset which is made for office worker, SOHO, or call center staff. It supports QD (Quick Disconnect) feature and it is compliant with the full range of Yealink enterprise IP phones. The Yealink YH34, available in monaural (YH34 Mono) and binaural (YH34 Dual), is a professional analog wired headset to facilitate the conversations in ways that your concentration zone and focus is easily got in and the listening fatigue is reduced as well. Its ergonomic design and soft leather ear cushions make YH34 comfortable enough for long all-day use. - Runs right out of box, a QD to RJ9 plug-and-play setup makes the connectivity to Yealink IP phones. The noise-canceling microphone allows for the most reduction of outside noise, so the listeners can focus more on the desired sound at hand, the nearby talkers are protected with most call privacy as well. - Made for calls, this headset is kitted out with wide band HD audio technology and passive noise cancellation that ensures a richer and clearer conversations, eliminates background noises as well. -Provided with Yealink USB Connect software and Yealink Device Management Platform/Cloud Service, you are easy to check the device information and upgrade the firmware of one or multiple UH34/UH34 Lite headsets. IN THE BOX:â Yealink UH34 Duo UC Headset, â Yealink Quick Start Guide, â Global-Teck Microfiber Cloth ****Recommended for Professionals using desk phone and PC communications, VoIP softphones. The Yealink UH34 Duo UC Headset is designed to work with a wide range of platforms and voice applications including: RingCentral, Fuze, 8x8, Zoom, Google Hangouts, GoToMeeting, Vonage, Teams, Unify, BlueJeans, Amazon Chime, etc