alarm main panelin small metal box for integrated security system of 8 wired zones expandable up to 64 by wired or wireless zones, 4 divisions and 16 doors, with access control Up to 64 doors with ATS1250 module. 2.000 user codes from 4 to 10 digits. Plate outputs: indoor and outdoor sounders, strobe light and 1 programmable relay. Integrated telephone transmitter. RS232 connection. Removable connectors. Compatible with ATS8600 integration software. Power Source: 230VDC. Requires 1 12V BS1xxN battery (not included). Dimensions: 315 x 388 x 85 mm. Security Grade 3 Certified.