How to solve the problem of android car radio station bad reception,bad voice,and bad signal?

   Joying Android Car Stereo Autoradio Audio System Station Problem Analysis
     Welcome to visit JOYING Amazon European shop for android autoradio!
Now let us analyze radio station problem:
1.Please Do Not connect the radio connector too tight and so deep, just rotate to test it.Here is a video show to how to do it:

                                2.Solution A:

3.Solution B:

Solution C:

These pictures could give you some instructions and hints,which maybe help you solve radio station problem better.

Any question,please feel free to ask Joying team.