Dahua AC Four Door Two Way ASC2204C-D
- 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
