RF repeater for wireless devices (BiTech ) and video (VTech). Powered by 230Vac or through Hi Speed RS-485 bus. Backup Li-ion 3.7V 1100mAh rechargeable battery. Power control and automatic charging of the backup battery Realization of wireless sub-networks (from 4 to 8 REP for control panel models, max 2 programmable jumps). Anti-opening tamper.