College GPS: GPS questions Daquan

Second, look at its work materials. Workmanship, good materials manufacturers, the production of GPS would be more assured. For example, GPS antenna, directly affect the quality of the search star status, GPS shell on the radiation intensity is critical, and often hand-GPS workshop cottage, quality and service are not guaranteed, the owner of purchase, to pay attention to distinguish between these key components workmanship and materials.

Third, look at the map. Guiding whether the Right, the accuracy of the map is critical. Are equipped with genuine authority brand GPS maps, crack map-name usually deceive consumers. GPS vehicle owners to buy, keep in mind ask agents used is genuine or cracked version of the map map. Secondly, the owner can be verified through the network check the map, be aware of.