Yealink CP935W

WIRELESS DECT and WIFI HD WIRELESS DECT and WIFI Audio Conference System WITH PSU AND BATTERY
– Requires DECT W70B, W80B, W90B wireless antenna or WIFI access point
– Up to 75 hours in standby in WIFI mode
– Up to 20 hours in communication
– Optimal HD voice (harman / kardon), Full duplex
– Voice capture at 6 meters and 360 degrees
– 1 external wireless microphone CPW25 (optional)
– 6 internal microphones + 1 noise cancelling microphone
– Android 5.1 OS
– 4″ touch screen with 480*800 resolution
– 5-channel audio conferencing
– Wi-Fi and Bluetooth 4.2 included
– PC connection via micro USB
– Supports internal and USB call recording