... Rockchip2729 ,500MHZ, Memory 2-8GB optional. the main feature:Screen 7” c-paper LCD screen, 800x480.16:10 Ebook formats PDF, EPUB, FB2 ... 3D, Bass, volume equilibria Book mark function YES Speaker Built-in speaker Other function Support Full Screen Refresh and PartialRefresh You can ... .5*13.5*11.87cm/290g the newest 7"book Reader with C-paper LCD screen,MP3/MP4/Digital Photo frame/FM radio,