... Interface for ease of use..Optical Sensor.High resolution camera.Internal backup battery.1 touch a-second user ... VersionFinger v10.0CommunicationRS232/485, TCP/IP, USB-hostCamera300,000 pixels cameraStandard FunctionsWorkcode, SMS, DLST, Scheduled-bell, Self-Service ... T9 input, photo-ID, ID card, Backup Battery, web-server, Anti-passback, Multi-Identification modeAccess Control Interface for3rd ...