How to avoid mistakes in selecting car navigation?
The map database of vehicle navigation system comes from many ways, among which the main source is the supplied block database. Yes, a good oneJiangmen vehicle navigatorIn terms of system, the number and accuracy of maps and the timeliness of data are very important. No matter how precise the coordinate position provided by GPS is, if your navigation system can't provide a map of your location or the map provided is wrong, your system can be said to be worthless. Therefore, when purchasing the on-board satellite navigation system, pay attention to the following matters:
Top of the list, check the accuracy of the test system.
Choose one or two roads you know, or newly closed hotels, and see if the system can accurately show the location of cars. Because streets and road sections are always changing, your system must also provide regular update services.
Second, the picture appears.
The picture display of the vehicle navigation system can be installed on the driving dashboard of a car, and can also be projected onto the screen of a laptop or even a handheld computer. In order to get used to different climate and light conditions, the picture display screen must have strong enough brightness, sufficient size and consistent resolution.
文章源自Jiangmen vehicle navigatorhttp://cnjhl.cn
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