... media mp4 watch MP3/MP4 player, voice recorder, FM radio Wrist Watch E-book function ... Watch with 1.8" inch CSTN displayMain function: Digital media watch, MP3/MP4 player, voice recorder, FM radioAdditional ... NOT INCLUDED)Music File Types: MP3, WMA, WMVVoice Recorder File Types: WAVPicture File Types: JPEG, BMP, GIFVideo ... to convert)E-Book File Types: TXTScreen: 1.8 inch LCD displayUSB 2.0 for fast data ...