... .Supports file formats: TXT, HTML, PDF, EPUB, PDB, FB2, CHM, RTF,TCR, OEB, OPENREADER6,Support SD card7,USB 2.0 port ... Memory256MBButtonTBDSpeakerAvailableFile Format CompatibleText:TXT, HTML, PDF, EPUB, PDB, FB2, CHM, RTF,TCR, OEB, OPENREADERImage:JPG, BMP, PNGAudio: MP3Support DRM FormatsTBDOSLinuxSoftware N ...