... function like work code, T9 input method,short message, bell scheduling, daylight saving, self-service inquiry all standard * ... combination, support multi users entry * embedded relay contacts lock,alarm, bell, door button* Wiegand input&output enables anti-pass back ... Standard function: Photo-ID,webserver, work code,SMS,Schedule Bell,Daylight saving, T9 input,function keys· Options: WIFI,GPRS, ...