So there is the standard connectors:
Then there is this unknown box - what is this an aerial amplifier:
The box has there connectors coming out of it:
Then it come with this loom as well aftermarket im guessing:
And this is the loom from my sony stereo that i want to fit:
Soooooooo, how does all this go together for my sony HU to work? What is that box? Is it necessary?
Have i got everything i need here to make my HU work?
Thanks for the help.