Standalone receiver powered at 12 / 24Vac / dc, allows the management of up to 500 RF 868Mhz remote control codes. A channel (transmitter button) can operate one or the other relay or both relays simultaneously. Allowing the remote opening of pedestrian and vehicular doors by remote control of up to 100 meters. It allows both manual and radio programming. The receiver includes two series relays, one configured in monostable and the other allows the configuration of monostable = impulse or bistable through a jumper (imp / bies) on the receiver itself. Monostable = Impulsional, the relay is activated for 2 sg for each press of the emitter. Flip-flop. The relay is activated and deactivated with each press of the transmitter.