I think all the built in DVD players are cheap. Ideally I would want to get a car DVD player (
http://caraudio.avdeals.com/dvdvcr/padvd360.htm ) to mount somewhere accessable, people mount them under the seat but I don't know how accessable that is...get a video amplifier (so you can hook up multiple screens, preferable 2 - 4), and have the sound come through the aux port, or the wireless headphones, and maybe get one or two visor dvd screens (
http://caraudio.avdeals.com/carvideo/PT727MSV.htm ). I would buy the equiptment in a heartbeat, it's just finding someone to install it and trust that they would do a good job. They actually have rear view mirrors where half the mirror is a lcd screen for a dvd player (
http://caraudio.avdeals.com/carvideo/LCMR6CT.htm ) but for me, that would mean replacing the auto-dimming mirror which I would never do. I would like to get two of these (
http://caraudio.avdeals.com/carvideo.../pt-700mhr.jpg ) installed in both headrests. That is the solution I think I will go with.