Features: Bi-directional wireless communication 8 zone inputs (NO, NC, EOL, DEOL) Up to 2 per system, meaning up to 16 wired zones + 2 on the iConnect 2-Way main board2 auxiliary parallel outputs 12 volts@1000mA per expanderPGM-Programmable Outputs: Dry contact, 1A@30VDC,0.5A@25VDCFully supervisedDual tamper protection (Box & Wall)Stand alone with local power (no need to run wires to the panel)Includes a polycarbonate boxOptional back-up battery 12V/7AHFrequency: 868 and 433 MHz