1) Can learn Fixed and Rolling code 433,92Mhz remote controls separately and simultaneously !!! 2) Can learn and use most 433,92Mhz Fixed and Rolling code remote controls !!! ( Such as : , V2 , ,CAME, MOOVO, PUJOL, , , PTX4, ) 3) 2 channel receiver provides you with an option to control and use 2 gate automations or alarm systems simultaneously 4) 1 relay can store 200 pcs remote control, the receiver can store 400 pcs remote control Item condition - New Frequency - 433.92MHz. Operating voltage - 12V DC-24V DC AC Codes:Fixed / Learning / Rolling Code Transmit distance - 50-100m in open space. Open space means no any interference. No walls, no doors, no trees or any other obstructions. Interference like garage door or brick wall can reduce remote control range significantly. Colour:As Shown Material:plastic Package Contents: 3 x Remote Control 1 x receiver Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color