E-series Four Door Access Control package w/ UL power supply

·TCP/IP communication.
· Two communication protocols: RS-485 and Wiegand.
·Supports storing 100,000 user and 500,000 card-swiping records.
· Supports multi-door interlock, multi-user unlock, anti-passback, and remote unlock.
·Supports reader tamper alarm, intrusion alarm, unlocking timeout alarm, duress alarm, invalid card exceeding threshold alarm, and incorrect password alarm.
·Supports built-in RTC, manual time fixing, and automatic time fixing.
·Data can be saved permanently in case of power failure; supports online upgrade.
·Power supply through storage battery.
·Supports watchdog mechanism to ensure the operation stability.