Receiver with 4 relays. Includes an IP65 polycarbonate box for outdoor installations. Frequency: 433.92 MHz. Modulation: AM / ASK. Coding: Keelog Rolling Code. Memory: 85 transmitters. Available with 1, 2 and 4 relays (24 VA). Possibility of adding an auxiliary antenna (ref SEA433). Includes polycarbonate box to install outdoors. Degree of protection IP: IP65. Operating temperatures: -20ºC to 70ºC. Dimensions: 80 x 80 x 50 mm. Feeding: 12/24 Vac / cc.