7 inch portable bluetooth Car Navigation 1) 7 inch TFT-LCD screen, Display solution 800*480 2)Function:Navigation, MP3/MP4,etc 7 inch portable bluetooth ... Car Navigation1.7.0" TFT LCD touch screen, high resolution 800 ... 4.RAM:128M DDR; Flash:128M Support 8GB TF/MMC memory card 5.Function:Navigation, MP3/MP4,electronic books, pictures ...