TECNOALARM Control panel with 8 to 88 hard-wired/wireless zones, 16 programs, onboard PSTN telephone interface, Ethernet and GSM/GPRS interfaces (optional), RDV® technology, RSC® technology, voice synthesis, Tecno Out protocol management (optional), advanced programming level (optional), 1 Siren Bus serial port for 15 RSC® sirens, 1 Sensor Bus serial port for 8 RSC® detectors, 14 external input expansions, 16 external output expansions, 2 wireless receivers or receiver-transmitters, 15 LCD consoles, 15 auxiliary control units, 3 touch screen video consoles (through ESP LAN interface), metal casing dimensions (L x H x D) 455 x 445 x 115mm, 2x 12V/17Ah batteries (not included), 6A switching power supply