... its default identification mode is Fingerprint & Face, additionally, as it is a kind of professional access control facial device, it may ... such as RFID&Face, Face&PIN, Fingerprint only, RFID only..TCP/IP, RS232/485 communication and USB Host..3.0 inch TFT ... card module (available when using ZKFinger9.0 algorithm)..Professional access control compatible with the 3rd party door sensor, alarm, exit ...