Reference:
AC-5000 PLUS SC
Patented false fingerprint detection. Capacity for 20,000 users (20,000 tracks). Capacity for 61,000 movements. 2.8" LCD color screen. IP65 waterproofing certificate. TCP / IP, RS232, RS485, Wiegand. 13.56 Mhz RFID reader. Allows SR-100FP slave reader to use as an anti-passback.