◎ RS-485 communication interface
◎ Supporting WG port for anti-pass-back function
◎ Selectable working frequencies: 125kHz
◎ User capacity: 16,000; Event log: 32,000
◎ Built-in Watchdog to prevent system from abnormal end
◎ Built-in Real Time Clock & Anti-Tamper functions
◎ Including the input of door contact, offering the alarm system when door is opened too long or forced to open
◎ Built-in Dual-Output: Door Lock(support Security trigger signal)/ Alarm
◎ 11 sets of Time Zone for various accessing in network
◎ 2 sets of Auto-Open Zone editable by stand-alone operation
◎ Intelligent switch function, AR-331EF will switch to stand-alone or networking mode according to the system connection smartly
◎ Auto-lock of the keypad for 30 seconds after continuous failed operation by 3 times
◎ AR-331EF with software provides further applications such as access control, time attendance, payroll and image-monitor
◎ Flexible to integrate with other equipment
◎ Illuminative Keys, 2 LED and 1 beeper for identification
◎ Use the illuminated Touch-panel for keypad, bring the new trend for access control.
◎ Metal Housing, fashion and the safety design.
◎ Narrow body design, suitable for installation in space limited areas.