Yealink USB headset with cable. Connection to the device: USB. Wearing style: On-ear, headband style: Overhead, wearing mode: Mono. Suitable for: Office, home office, Microsoft certification: Compatible (not certified). HD voice/broadband speaker performance. Headset cable length: 1.2 m (from headset to control unit). Optional connections for UH34: USB-C, 3.5 mm jack. The Yealink UH34/UH34 Lite, available in mono (UH34/UH34 Lite Mono) and dual (UH34/UH34 Lite Dual) versions, is a professional wired USB headset with crystal-clear sound. The UH34/UH34 Lite features a lightweight design that is comfortable to wear throughout a full workday. It is ideal for employees who spend a lot of time wearing headsets for voice communication. Supplied with Yealink USB Connect software and Yealink Device Management Platform/Cloud Service, you can easily check device information and update the firmware of one or more UH34/UH34 Lite headsets.