LightSYS Grade 2 virtual kit consisting of: 1 pc. Control panel with 8 wired zones, expandable to 50 zones with conventional detectors, BUS detectors or detectors via radio. Includes box, tamper and power supply. 1 pc. RP432KP0000A LCD keypad. 3 pcs. DT iWISE RK815DTB200B Bus Detectors.