... to increase the grade of safe, including door linkage, two-grade door inter-Lock, anti-threaten, anti-tailgating etc.• Environment ... event record (date/time/face photo) for every door-open. Technical Index ItemDescriptionCameraHigh Definition Infrared CameraDisplay3.5’’ ... 2sCommunication:TCP/IP,USB-HOST.Simple A&C functionelectric lock, door sensor, exit button, Wiegand output,Power Supply12V ...