ZkTeco 5″ Colour Touch Screen Face Detection Time Attendance & Accesss Control Devices Support Face: Capacity :3000(1:N) ; RFID: 3000 ; Transaction: 150,000. Operation: System Linux, Standard Functions: ID Card, ADMS, T9 Input, DST, Camera, 9 digit user ID, Acess Levels, Groups, Holidays, Anti-passback, Record Query, Tamper Switch Alarm, Multiple Verify Modes, Communication: TCP/IP, WIFI(Optional), Wiegand input/output, RS485, Access Control Interface 3rd Party Electric Lock, Door Sensor, Exit Button, Alarm, output,Auxiliary Input.