This link is only used for buying Canbus with Car DVD together .
It is not single selling. Please do not place order on this link if you don't buy Car DVD player .
What conditions need to buy it?
Your car is advanced configuration:
With air conditioning display.
With digital power amplifying speaker.
With ceiling display.
and so on.
If you are not sure, please contact us
If you purchased a DVD and then buy CANBUS alone, you will have to pay the shipping.