Supports multi-door interlocking function, anti-passback function, multi-card function, first person function, super card and super password function Online upgrade function and online remote control of the doors Supports alarm event upload (including tamper-proof alarm, unsecured door alarm, forced entry alarm, delayed door alarm, duress card and code alarm, blocklist alarm and alarm for invalid card swiping attempts alarm) Supports RS-485 interface and Wiegand interface for accessing card reader. Wiegand interface supports W26/W34 and is seamlessly compatible with third-party card reader with Wiegand interface Supports time synchronization via NTP, manual or automatic method Supports standby battery Data can be permanently saved when the access controller is powered off Supports battery access