Standalone Access Control Terminal LCD Display , Built-in EM card reading module, Storage with 3,000 cards, 3,000 fingerprints and 100,000 access control events; Support Access Control and Time Attendance Function, Optical Fingerprint Module; Uplink Communication: TCP-IP, WIFI; Downlink Communication: RS485(Connect to Secure Module); Supports Wiegand out(W26/W34) and Wiegand in(W26/W34).