... :RockChip,Resolution:800*480 2)E-book format:TXT,FB2,PDF,PDB,EPUB,SKT,HTML e-book reader RockChipModel Number:GK0104049Features ... .E-book format:TXT,FB2, PDF,PDB,EPUB,SKT,HTML13.History Skip page from SaveMark/ LoadMark/ DelMark/ Page Jump/ Set Color/Code Type ... other function can be customized. e-book reader(TXT,FB2,PDF,PDB,EPUB,SKT,HTML)