Car DVD player offer all the features of home but in a car. DVD players offer superior picture and sound quality than CD players. Now many new cars include double-din systems. They are revolutionizing the things that people can do with the stereo systems in their cars. If you are looking to buy an aftermarket double din system then you might find that there are so many choices that you could feel overwhelmed. However, once you know what's available you will be able to get the most value for the money you spend. If you are confused choosing which kind of DVD player for your vehicle, a 7 inch double din unit will be a good option. With a 7 inch size, the screen conveniently displays and gives you the pictures that can be seen with a short single glance. And most of them feature touch screen capabilities. And car DVDs with 7 inch head touch screens are becoming quite popular among auto enthusiasts because it provides a touch plush to any audio or car entertainment system. Not only are touch screens easy to control, but they give a heightened sense of contentment when talking about car entertainment systems. Instead of being preoccupied with which knobs and buttons to press, all you need to do is make a light tap on the icon that correspond to the utility or function you seek. Besides, many of the 7 inch double din car DVD devices are all-in-one systems which often include features such as MP3/MP4 player, Bluetooth connectivity, GPS navigation, USB/SD port and DVD player and many other functions. Some added new features will give you more comfort experience in or out your car.