i own an exora bold auto cps. few questions:

1- where in nilai? nilai 3?
2- will the new HU compatible with the current dvd on the roof. i mean the sound connection (wireless).
3- how much trade in the original HU?
4- will it kacau the warranty?
5- best price including reverse camera? warranty kacau or not?
6- if the cd/dvd disc put into the HU, can it show at the roof dvd screen, and vice versa?
7- do u have reverse camera+small screen at the front without changing the HU? price inc installation? warranty kacau?

sorry for so many questions. tq