Features:1) Portable design: easy to take from car to car2) Simple touch-screen operation3) Voice instructions4) Anti-glare screen5) USB1.1 6) Integrated GPS antenna7) Car charger and home charger 8) SD/MMC card is optional9) Preinstalled original software and convenient tool: alarm clock, calculator10) General map software supporting Specifications:1) Display: 4.0-inch TFT LCD with touch screen2) Chipset: SiRF3 chipset, 20 channels3) CPU: Samsung/400MHz4) OS: Microsoft Window CE 4.2, MS Office, MS Media Player5) Memory: 64MB flash RAM built-in6) Antenna: built-in 360-degree rotary antenna, high sensitivity receiver7) I/O: stylus pen/software keyboard/hot keys8) USB: 2 USB ports, one for PC, and the other for music or maps from storage device, infrared ray supporting9) Audio: input and output, built-in speaker10) Battery: rechargeable Li-ion battery11) Accessories: holder, our GPS software, home charger and car charger for free; map software is not free12) Power: DC 5.0V/2AInner packing: Gift box producing area:China