Hi all. I'm an owner of Fit '09 (1.3 automatic). I have no sound coming from my rear speakers after I have mounted a new Android radio (bought from China). The model I've got is:

Junsun V1

Does anyone come across this before? If you have any ideas, suggestions - I'll be grateful. I've noticed there two pins aren't connected to the original car connector. But I'm not sure about tha