M23 Digital Voice Recorder 50Hour MP3 Player Dictaphone Audio Recording Device
Recording format: WAV， Play format: MP3、WMA、OGG、APE、FLAC、WAV、AAC-LC ACELP. [Lossless music playback ,Stereoscopic surround sound quality] : Not just a USB recorder, but also an MP3 player with built-in HlFl speaker.