• Support 100,000 valid cards & 150,000 records • Support multiple cards • Support card, password, fingerprint and combination • TCP/IP interface to PC • Wiegand or RS-485 interface to readers(4 door) • Door time out alarm, intrusion alarm, duress alarm and tamper alarm • Anti-passback, multi-door interlock, multi-card open • Support 128 efficient time and holiday schedules • Watch dog function ensure device free from halting • Surface mounted installation