... external TF card from 128M to 16GB.4. Video format: Support high definition 720P MKV,AVI,RM,RMVB,MP4 ... at most 1280*720.5. Photo format: JPG,JPEG,BMP,GIF6. Audio format: MP3,WMA,OGG,APE,FLAC,AAC, ... WAV,many EO Mode for choose. 7. Ebook format: TXT,LRC,PDF,Html,Htm,EPUB, support auto browse, ... -put.15. Language: many languages for choose.16. USB disk, if over WIN_2000, no need to install driver