Yealink Wireless Expansion Mic Suits Cp960 CPW90, Microphone, Use Conference, Wireless, Capacity 800 mAH, Run Time (Up To)19 Hours, Standby Time 264 Hours, Silver, Included micro-USB cable (0.3m), charging cradle, Compatible With Yealink CP960, CP960-UVC50-Zoom Rooms Video Device for Small and Medium rooms, CP960-UVC80-Zoom Rooms Video Device for Medium and Large Rooms, CP960-UVC80-ZR ¦ Yealink Zoom CP960-UVC80. The Yealink CPW90 is a CP Wireless Expansion Mic which works as an audio input device for Yealink CP960 conference phone. It features superior audio technology and supports 360-degree