6 inch E-ink touch screen Wi-Fi electronic book Ebook reader/ereader Rockchip 2818 Dure Core Standby Time:30days ... days (Using Mobile DDR)With background music while reading YesE-BOOK file formatDocument Formats: EPUB, PDF,TXT, HTML, FB2, CHM,Plucker ... and content, save recent File, zoomDictionayEnglish-English, Russian-English, etc.Audio files formatMP3 Image files formatJPG,JPEG,BMP,TIF,PNG,SVG ...