DS-K2210
Hikvision DS-K2210 Elevator Master Controller, TCP/IP, RS-485, and Wiegand, Up to 128 floors permissions can be controlled, Supports adding 20,000 normal cards and saving 50,000 events, 1 Panic Button; 1 Fire Alarm Button; 1 Maintenance Button, Watchdog and Tamper-proof function, 12 VDC.