... ,EPUB,FB2 3.Built-in memory: 2GB 7'' TFT color screen E-BOOK --Specification Screen7 inch TFT color display (16:9)Resolution800 x ... selectableBatteryBuilt-in Li-ion Battery 3.7V/1900MAH EBOOK 5-7 hours, Music 4 hours, Video 3 hoursColorBlack/Silver/WhiteUnit Size210 ... , Power Adapter,Earphone(Optional) Standard Certification: CE /ROHSWarranty: One year 7'' TFT color screen E-book