Four-door Access Controller, Storage with 100,000 cards and 300,000 access control events.
Uplink Communication: TCP/IP、ISUP5.0  and RS-485;
Accessible Card Reader: 4 Wiegand readers or 8 RS485 readers; 
Input interface: 4 alarm input, Door Sensor×4, Door Switch×4, Case Input×8, Fire Alarm Linkage×1, Tamper-proof×1;
Output interface: Door Switch Relay×4, Alarm Relay×4.
 UL294 Standard Qualified
With plastic case for mainboard protection
Isolate High Voltage and Low Voltage design
Power adapter included in the package(European Standard)