... /OGG/APE/FLACPhoto format: JPG/BMP/GIF/PNGMain Menu: Continue reading, Favorite books, Library, Settings, Music, HelpKeys: Power On/Off ... consumption, sustain up to 5000 page’s reading.2. Provide C/C++ SDK available for customer developing Application by themselves.3. ... Spacing6. Support Multilevel Scale and Page Skip, 8 bookmarks for reading7. Silica gel keyboard in laser engraving, Comfortable Feel. ...