... inch TFT-LCD screen, Display solution 800*480 2)Function:Navigation, MP3/MP4,etc 7 inch portable bluetooth Car Navigation1.7.0" TFT ... .USB: USB 2.0 12.Vanning devices: Host, direct charger, car charger,touching pen, USB data line, earphone, bracket,back splint ... in this field.We can offer you a variety of car accessories, like GPS, auto MP3 players, thermoelectric coolers/warmers etc ...