... LCD TFT touch screen gps navigation receiver 2.MP3/4 player 3.Ebook gps receiver 4.FM,BT,avin gps navigation receiver1. 5 ... and TXT gps navigation receiver4. Multi-language gps navigation receiver parameters:gps navigator, 5.0 inch LCD TFT touch ... -4 hours with 50% volume and backlightStandard function: Navigation,FM transmitter,Photo viewer,Music/Video player,Calculator, Calendar, Converter,Mini ...