... and mini games gps navigation receiver3. Ebook reader and TXT gps navigation receiver4. Multi-language gps navigation receiver parameters:gps navigator ... , 5.0 inch LCD TFT touch screen portable car gps navigation with audio/vedio player,Ebook reader TXT,photo ... 3-4 hours with 50% volume and backlightStandard function: Navigation,FM transmitter,Photo viewer,Music/Video player,Calculator, Calendar, ...