As many DVD product has an installed car stereo speakers will be a step on the gas scream, the sound and image are very poor, they reminded everyone in the purchase or Installation of car DVD products should focus on the following points:
First, sound quality
car DVD is used to play music, so the sound quality good or bad is very important. Therefore, before purchasing DVD be sure to ask the Taiwan DVD machine output is the first volume of a few “V”, or that the machine and sound quality compared to other DVD machines. If the DVD machines and CD sound quality can be an arch-competitor, machine quality, the price will certainly not cheap where to go.
Second, image and DVD machine with the amount of DVD screen with analog and digital high-definition screen display two kinds. Simulated screen pixel is usually 240 or 480 * 240 * 240 pixels, which are generally high-definition screen 800 * 480 pixels or higher. In addition, a good DVD dual optical drive is the assigned amount, that is, DVD, CD two kinds of drives.
