Black Diamond MP4 Player 1.Screen 1.8 inch 2.Audio ... 3..Video format:AMV 4.FM,Voice Recorder,photo Black Diamond MP4 Player 1.8" LCD screen Build in (JPG, ... Natural, Rock, Pop, Classic, Soft, Jazz and DBB Repeat modes: Normal, Repeat One, Repeat All, Folder, Repeat Folder, Random and Intro ... Stereo Sound Work as a Thumb Drive: File management: manage files with folders as on computers Built-in USB 2.0 ...