Yealink WH64-M-UC, WH64 UC Mono DECT Wireless Headset with Base Station, On-Ear Design, 30mm Drivers, DECT/BT 5.2 Connectivity, Up to 32hrs Battery Life, Up to 150m Distance, 3-Mic Noise Cancellation, Plug-and-Play, Multiple Device Pairing, 2 Year Warranty