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.

Hikvision DS-K2M0016A Elevator Sub-Controller, 32 bit Processor, RS-485 Interface: 2, Alarm Input: 2, Relay Output: 16, Buzzer: 1, Up to 8 distributed elevator controllers can be linked to the master elevator controller.