Now more and more car have been installed DVD entertainment system, not only in the front, and rear DVD is also widespread from senior cars to middle-and-high-ranking limousines. In fact, in front of the DVD's maximum use may still see electronic navigation map and back up radar images, but it also brings a unsafe factors. In driving process play DVD will make driver distraction, thus affecting drivers and crew's life safety.
According to the actual test results found that most drivers can't resist the temptation of picture flashing, they will constantly look at pictures, spirit cannot fully focused on the driving. Therefore, now on DVD system car front row, once a vehicle moving, it will automatically shut off entertainment function, can only see GPS navigation, backing up images, on-board information, etc.
Cars back on the DVD entertainment system is "born" for entertainment, its main function is to provide entertainment crew back to appreciate, if watch blockbuster movie, TV programs, can the long trip back to add something fun journey crew. But, you can have a few times long distance? Can a few people have had at car after a complete ragtag blockbuster? Rear DVD basic is a decoration, use extremely limited.
But undeniable, along with the computer audio technology progress, rear entertainment system are on the rise, and its function is more and more, contains DVD color screen, compartments integration A/V control panel and audio system, etc. Users can also will CD MP3 or WMA files downloaded to the car hard disks, or through the SD card or USB socket download music files and music files to edit hard disk to DIY own play menu. Some hard disk to store thousands of song. If the user then accompanied an iPOD, connected to the car audio system can take more music on the road.
PS: Some economy-car also began to be installed DVD, even with GPS navigation, but because of the cost limits, its performance is poorer, operates inconveniently, even installation location is not reasonable. Such DVD is worse than none.