Portable navigation and vehicle navigation
Vehicle navigation is installed in the car. Portable navigation is like a cell phone.
Once again, the car is connected to the rear DVD can be seen on the screen to achieve visual reversing.With the development of portable navigation systems, most portable navigation can be connected with the reversing function, but the price of ordinary portable navigator is a little expensive, but there are some products of higher price, good 750S not only has the double map and the AV-in interface can realize reversing, about the price was 500, compared to the hundreds of thousands of car DVD navigation the price of many.Finally, the memory expansion, because now the navigator is not only assume the function of navigation, but also responsible for the function of multimedia playback, so the memory capacity requirements will be relatively large.DVD navigation and portable navigation systems can achieve expansion function, portable navigation systems generally support TF card expansion, maximum support 32G.
Followed by the multimedia playback function, the car can play DVD DVD, VCD, CD and other types of discs, while directly connected with the car audio system, quality and sound quality is better.Portable navigator can also achieve this function, the development of portable digital products, but also to promote the progress of portable navigation.Portable navigation systems usually have broadcast pictures, video, music, screen resolution can reach 800*480, the music playing effect is also good, part of the portable music player navigator can even connected with the car audio, such as a good navigator with FM function, can be transmitted to the memory of the music navigator car audio playback, better effect.
The difference between portable navigator and DVD navigatorFunction:In essence, both in function level is almost just right.The first is the basic function of navigation, and portable navigation and DVD navigation map are professional navigation company used produced maps, such as tag heuer DVD navigation and portable navigation systems are good use is the Kay 3D map.Both are built with the positioning of the radar chip, high sensitivity, less affected by the weather.
