Yealink CP960 conference phone 

Optima HD voice, Full duplex technology20-feet and 360 degree voice pickupTwo wireless microphones (optional)Built in 3-microphone arrayAndroid 5.1 OS5-inch multi-touch screen with 1280*720 resolutionPower over Ethernet5-way voice conferencingBuilt-in Wi-Fi\BluetoothConnect to PC via micro USBSupport call recording