Truck GPS Navigation 9in Display with Voice Guidance and POI1、Equipped with a large 9in high‑resolution screen, 800x480 resolution is brighter, the screen display is clearer, and the visual experience is better. 256MB RAM, runs and responds faster compared to 128MB. 2、Through POI, you can find gas stations, restaurants, train stations, airports and hotels around you. It supports multimedia function. You can enjoy the movie MP3 when you are tired from driving and want to rest. 3、You can customize better routes based on the weight, length, height, and width of the vehicle, thus avoiding roads with width limits or height or weight limits, etc. 4、GPS won't miss your exit or use the premium lane to guide a turn.Before you approach an exit, turn, or difficult intersection, it shows you exactly which lane to take so you can stay on the right path. 5、Bring maps of all of the Americas, including Argentina, Brazil, Canada, Chile, Colombia, Costa Rica, Mexico, and the United States. Provide you with voice guidance. 6、Other safety alert types: average speed camera, red light camera, railway crossing, high accident area, city entrance point, danger area, etc. 7、GPS car navigation: clearer screen display, give you a better visual experience. Real voice navigation: You don't have to stare at the screen all the time. 8、Smart route setting, know the fastest route, lane navigation, let you know which lane to go when you come across multiple lanes, custom fast search, easy to use. 9、Choice of road type: unpaved roads, ferries, toll roads, freeways easily search for address, location, map or zip code.