The is a heavy-duty universal remote duplicator designed to clone fixed-code signals for garage doors, gates, and home alarms . While many "universal" remotes rely on dip-switch matching, the RMC 519 uses direct RF capture to bypass manual alignment, boasting a success rate of approximately 96% in field tests. How to Program the Remocon RMC 519
: If the remote does not work immediately after cloning, use the provided plastic screwdriver to turn the frequency trimmer (located inside or on the back) while holding a button down until the LED reaches maximum brightness. : Once programmed, remove the jumper