... e-book,support MPEG, AVI, RM, RMVBAudio formatdisplay music,support MP3, WMA, FLAC, APE, AAC, and PlayFXpicture formatJPEG, BMP, ... PC High speed USB2.0Sample Rate8KHz/16KHzMax Power Output(L)10mW+(R)10mW(320)hmMP3 Bitrate64Kbps-320KbpsWMA Bitrate64Kbps-320KbpsFrequency ... Response20Hz-20KHzSNR>85dBAudio Playback Distortion0.03%Language Zh, En, De, It, Pt, NL, Fr, Es, PL, ...