What kind of car do the original car screen upgrade? What are the advantages? One Jie professional Answer: For the original car with the screen, but not with navigation or without hand navigation with navigation maps and Chinese related models, using the original car screen upgrade navigation, to the greatest extent all the features to keep your original car, because the original car screen upgrade is the principle, through the installation of a decoder box the navigation box on the navigation signal is input to the original car's screen up, the original car screen shows navigation information, such as the original car without a touch screen, you only need to install a touch screen you can achieve a hand navigation. And generally with Kay Rucker navigation map, is currently the hottest on the market is the most practical of a navigation map. And if you want to install rear view, digital TV, headrest screens, etc., can also be used to install into the decoder box. Since the launch of this upgrade method, a number of luxury cars without navigation handwriting problem is solved, won the favorite of many owners, this is the original car screen upgrade advantage. Original car screen upgrade function principle: 1, original design, does not destroy the original car lines under the premise, a navigation function, does not affect the original vehicle warranty. 2, using the original installation of car navigation screen, not split screen display of the original car, the original screen plus a touch screen. 3, you need to decode the navigation box installation, this product is imported from South Korea / Taiwan / Shenzhen and other well-known manufacturers, quality assurance. 4, the original car screen upgrade principle, through the navigation box decoder box to the video signal output to the original car screen, then controlled by the touch screen navigation. 5, the installation of the original car entertainment system still exists, the original car disc box features, steering wheel keypad control, trip computer control functions still exist; 6, navigation maps from the SD / TF card storage, map with Kay Rucker, upgrades totally free and Very convenient (original map updates slow, high charges, less convenient) 7, Kay Rucker navigation in traffic will be free to control the navigation screen is displayed (the original car navigation traffic, automatic lock, can not see the navigation map, copilot seat view Operation not); 8, through the installation of the equipment, can be optional DVD, camera, Bluetooth, TV box, driving recorder, 360 degree panoramic reversing, rear headrests, armrests panel, ceiling panel, night vision and other entertainment security systems. Features integrated screen to upgrade the original car, has the following advantages: