1.RF remote control duplicator 2.copy code:fixed/learning code; 3, ... replace your old remotes 1. Self learning remote control 2. Many uses including car alarms, home alarms, panic ... 1, Remote Duplicator Self-learning remote control ,copying RF fixed code remote by a easy way To replace ... the original old and break remote . 2,RF transmitter Develop all kinds of PCB with different function ...