Interference can be caused by any unwanted radio signal.
Garage door opener radio interference.
Some garage door openers may only work on a single frequency this kit is a dual frequency upgrade so if there is frequency interference on the 390mhz most commonly used in garage door openers then it will automatically switch to a 315mhz.
First you have to identify what is causing the interference.
Radio frequency interference with garage door openers can be avoided.
The genie girud 1t universal conversion kit was made to fix this issue.
A cordless or cellular phone an am of fm radio or any electrical equipment that uses a radio signal to operate.
For instance the liftmaster 888lm offers the ability to monitor and control your garage door right from your smartphone including the opener lights and more.
Generally when it comes to garage door openers it s ensuring that you use a professional garage door service to minimize this from happening.
Unfortunately if the control panel for your garage door opener is older it may be more prone to radio frequency interference.