Originally Posted by t3t4delsol

I have installed several dual dvd players, they have decent screen quality, and the screens are adjustable, but you cant view a movie while driving, the unit requires you be in park and you have to pull up your ebrake 3 times in a sec to get it to play, the only way arround it I have found is to call up duals tech line and try to pry the unlock code out of them.
There is no sound tunning, as far as changing any db level, sub tunning, high mids and low are all none exsisting , the only tunning is bass and treble, in + or - setting, which is pretty much the same as a headunit from 10 years ago, dual units are junk dont waste your money on them