SIRF AT642 processor (396Mhz)….. OS: Based on Microsoft Windows CE.Net 4.2 Function, Navigation/MP3/MP4/E-BOOK/Browse Picture Touch Screen, 4.3" TFT touch screen Size, 125*75*12mm Resolution,480*272(RGB), Built-in Speaker Support FM and Bluetooth about payment: Western Union , T/T(Bank Transfer Payment): Order:30% T/T deposite in advance,balance before shippment and inspection about Shippment: DHL ,EMS (Deliver time:3-5DAYS) Lead time: : Sample :3-5days; Order: 1-3 weeks after the receipt of deposit! Warranty: One year warranty！ Accessories: stylus pen, mount, car charger, USB cable, English manual, carrying bag Free Route66 N7,TomTom and IGO GPS map( permanent use )are avaiable