Hi guys, need some info about wiring two headrest screens and a dvd under pass seat. fitted the screen into the headrests and got the wires down inside the seats, now need to get a 12v from battery to the pass seat found the how to so i should be ok, but which gauge wire do i need? Also can this be split to run 2 screens & a dvd or do i need three cables ?Also need a Acc +12v (is this a switch 12v , can i use the rear cig lighter) can this be split to run 3 way switch and dvd (hope this makes sense. cheers Dali1020