Yealink CP935W; Optima HD IP Wireless

CP935W; Optima HD IP Wireless Conference Phone;Easily switch between Wi-Fi mode and DECT mode via one-click;;Wi-Fi mode:;Register SIP accounts via Wi-Fi, wireless SIP conference phone;Built-in battery, up to 75-hour standby time, 20-hour talk time;Create meeting directly;;DECT mode:;Rely on DECT base;Built-in battery, up to 167-hour standby time, 20-hour talk time;;Features Wi-Fi and DECT mode both share:;Wrapped with flannel;New UI;Linux;4-inch multi-touch screen with 480×800 resolution;One wireless BT expansion Mic CPW25-BT-Single(Optional)(pending);Built-in Wi-Fi 2.4GHz/5GHz, 802.11a/b/g/n;Built-in Bluetooth 4.2;Built-in 6-Microphone Array for sound pickup;Optima HD Voice, Full Duplex Technology;20-Foot (6-Meter) and 360-Degree Microphone Pickup Range;5-Way Conference Call;Connect to PC via USB type C Port;Hybrid UC Meeting;Charging Cradle with PSU