Car DVD is a kind of multimedia system installed in the car to provide the car riders for audio and video entertainment. Generally, in addition to the function of play DVD format play, it also supports the audio and video files and discs of VCD, MP3, WMA, MP4, DIVX, CD, CDR and JPEG formats, and some also support SD, USB and IPOD format. According to different installation positions in the car,car multimedia player can be divided into Sunvisor DVE, Ceiling DVD, headrest DVD, single spindle and double din DVD, etc. With the growing proportion of car DVDs in the automotive electronics products, nearly 40% of new car owners have the demand to install a car DVD. Therefore, production of OEM DVD navigation products appears in large number. And the differences in the quality of the product in more than you can imagine.
Notes to Buy Car DVD System
First, pay attention to the sound quality. Since DVD is used to play music, so whether the sound quality is good or bad is very important. Therefore, before you buy DVD, you must know about the DVD player, you should know the output of the DVD, or you can compare this machine with the sound quality of other DVD players. If the sound quality of the DVD can compete with sound quality of the CD player, then its price, of course, will not be cheap and the quality will be better. Second, the image and DVD players should be the origin match. There are simulation screen and high-definition digital screen DVDs. The analog screen pixels are general 240 * 240 or 480 * 240 pixels, and the HD screens are generally 800 * 480 pixels or higher. Good DVD is generally dual optical drive with DVD or CD optical drives. Third, high navigation accuracy is important. Good DVD manufacturers will use better navigation software, the poor DVD navigation is easy to crash in the navigation process, or slow navigation, and the navigation accuracy is relatively poor. Since good DVD navigation uses "dual-core" mode, namely using two separate CPU processing systems, and they are not interfere with each other.
Common Application of In Car DVD
Now, generally the high-end car is equipped with standard dvd in car players when they leave the production line. As for ordinary working family who has cars, the simple fixed two-point and one-line distance, only the common car DVD watching movies seems to be unrealistic for them. Take the current increasing traffic congestion for example, more owners will choose to listen to the FM tuner to keep abreast of road conditions, and only occasionally listen to CD, even now appearing on the market the represented to song rhyme GoRun of majority owners welcome car audio which can plug USB and SD card. So that the majority of people like the digital music conditional insert U disk or SD card in the car to listen to the MP3 and something like that.
The article is come form:http://www.dvdincar.com/blog/?p=11