Features: Lifetime Free Maps Update: We Preloaded United States, Canada, Mexico Maps before shipping,offer free map update for lifetime. Real Voice Navigation: Real voice notification for upcoming sharp curves,school zones and more.It makes your driving safe,reduce fatigue driving. Wide Range of Uses: Suitable for 12V-24V vehicles, has 7 vehicle modes between Car/ Truck/ Pedestrian/ Bicycle/ Emergency/ Bus/ Taxi. .And Providing Intelligent current speed camera alerts, sound warning and route planning. 2D/3DMaps: Flash up photorealistic, birds-eye views of junctions to help you orientate yourself as well as alert you to coming up restauarnts,hospitals,and fuel stops. All back up with Lifetime Map Updates. The 3D map display is extrenely helpful when you are driving in an unfamiliar city or area, as landmarks are very easy to pick out in a 3D map. Easy Installation: Use the included bracket to easily mount the GPS on the dashboard. Specification : Operating System: Windows CE 6.0 LCD Display:9 Inch TFT LCD display ROM:8GB RAM : 256M Resolution:800 * 480 pixels Touch screen:Capacitive touch screen USB:USB2.0, high speed Car Charger:DC +12V Warm Tips: Car gps does not support network connections, and does not offer Real time traffic information. The built in battery is very samll can work around 20 minute without charging,so when you use it please keep it in charging all the times.(please use our original car charger) For first time use please take the gps to the outdoor to catch the satelite,usually it will takes 20 minutes. If the gps without voice please turn off the FM function,and then the voice will coming out. FM Transmission When enable the FM in the gps,it can transfer the voice to the car stereo.You have to tune FM frequency(which is not used usually) as same as car frequency so the voice can come out through car audio. DC12V and DC24V Compatible Typically Used for Vehicles: Cars, Motorhomes, Trucks, Taxis, Buses, Bikes, Pedestrian, Caravans. 2D/3D Maps Switch from 2D to 3D visuals at any time and easily find the target.No need to worry about the complex viaduct and the maze crossing.For information,simply touch the screen. As you drive your route, Up Ahead constantly informs you of nearby services, including restaurants, fuel stations,hospitals and stores.