Receiver via universal radio 868 MHz bidirectional. 2 channels Each channel supports 10 zones or 6 commands. Each channel has a relay of 3A @ 30VDC. Instantaneous control of bidirectional devices, allows wake up the equipment via radio at the moment, and avoid the rest times, besides saving battery. Indication of signal strength to check the radio coverage of the equipment. The equipment is registered with just one click, simplifying its registration.