Car DVD players are great for long trips, especially when you have children. A portable DVD player for cars can be enjoyed during a trip, and then removed to be used while you're in your hotel room. Auto DVD players are easy to install. Seat back units are available in a variety of colors to match your car's interior. Car DVD players can be expensive, but it's not hard to find dealers offering free shipping to your door step. You probably won't need a professional to install your car DVD player, as these units are very easy to set up.