6inch E-ink Book reader 1,>Strong blog function 2,>Music function ... EPUB, PDB, FB2, CHM, RTF,TCR, OEB, OPENREADER6,Support SD card7,USB 2.0 port for fast audio and ... screen Refresh Rate 0.1SBoot Time 3SExpansion Slots SD card up to 4GB WIFI/EVDO…N/AOther I/ ... searching for books and blogNote taking / highlighting / underlining support add and edit bookmarksText to Speech TTS for optionalContent Partners ...