5-inch TFT screen: The navigation system features a 5-inch TFT high-resolution touch screen with touch pen, high resolution 800x480 pixels, 8 GB memory. The expansion card slot supports 32G TF card. Standard functions: AVI/MP4/3GP/MPG/MP3/WMA/FM transmitter. Functions: audio player/video player/photo browser/calculator/unit conversion/calendar/game. Multi-language adjustable, fast & accurate GPS tracking enables precise positioning EASY TO USE: GPS Navigator will show you exactly which lane to take before heading to an exit, turn or difficult intersection. Conveniently search for addresses, places on maps or post. Save past routes based on previous journeys. Frequently used destinations can be saved as favorites for instant retrieval and destination assignment. Plug and Play: Fits all 12V cars or 24V trucks, comes with suction cups and can be mounted on smooth surfaces such as windshields, dashboards, etc. size chart: Material: ABS plastic Display: 5-inch TFT touch screen Flash memory: 8GB Resolution: 800x480 pixels Memory: SDRAM128 MB Storage: Support TF up to 32GB Standard functions: AVI/MP4/3GP/MPG/MP3 /WMA/FM transmitter Connection: miniUSB 2.0 / TF card slot / 2.5mm stereo headphone jack Map: for IGO / for Speed accuracy: 1 (m/s) Positioning accuracy: 10 (m) Battery: 900MAH