How the installation of cheap and easy GPS navigation

After the installation of the GPS, one long-distance by car, never disoriented far away confidently, while in the urban areas, able to cope with the electronic map, and then Luchi owners can easily find an alley , even according to the GPS system of navigation routes quickly and unmistakably arrives want to go to a strange place. 
GPS positioning satellite signal service is free of charge, and the GPS receiver processing systems as well as the cost of electronic map declining There are already some models equipped with a GPS system, the installation of GPS navigation systems generally require 4000-6000 yuan, while most of the GPS every month to pay the cost 50-100 dollars. Car GPS 

 Handheld GPS navigator. The electronic map handheld GPS on the one hand to support the poor, on the other hand its screen is small, less the amount of information displayed is not practical for the owners. 
2, the original GPS navigation system. Many luxury cars as well as domestic high-configured version of the car factory GPS navigation system for selection. 
3, the deputy factory GPS navigation system. There are many professional manufacturers for the automotive GPS system retrofitting. This GPS device is suitable for those who do not have the original GPS models, performance and after-sales service is also good, and the price is not too high, generally only a few thousand dollars, is currently the most popular. 
4, GPS navigation head DIY. If you want the most money, if you are willing to spend the effort to purchase the GPS navigation head connected via Bluetooth or cable with a laptop or handheld computer, composed of a GPS system with Skywalker electronic map, the effect is also very good, and the lowest price, a GPS navigation head only a few hundred dollars, if you do have a Pocket PC or notebook, and the largest single overhead-free. Electronic maps now prices are also declining, the case of promotion as long as a few hundred dollars, and even made a free upgrade, so doing the lowest as little as one thousand yuan can have a professional GPS navigation. Rule # 1, equipped with GPS to save money to shop around and get rid of the GPS is the concept of complex high-tech products, avoid "Aizai. 
2 different GPS suppliers biggest difference is that after-sales service, especially the electronic map, the various electronic map accuracy and update speed is the most critical measure of its product is good or bad. Good under the premise of the electronic map, you can consider buying cheap products. 
City roads change quickly, buy GPS is not a once and for all things, to regularly upgrade the electronic map, so choose a GPS, it is necessary to test the difficulty and cost of this product upgrade maps. Free upgrade can save a lot of overhead.

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