Excalibur Mp3 Player P/N : MPEX3Q Mp3 Music Player. Functions: MP3, USB disk, Voice Recorder Capacity : 128Mb-1GB Stylish design. Mp3 Player P/N : MPSP42 Mp3 player. Functions: MP3, USB disk, Voice Recorder Capacity : 128Mb-2GB Digital display with blue color backlight. Mp3 Player P/N : MPMB38 Mp3 Music Player. Functions: MP3, USB disk, Voice Recorder Built-in rechargeable Lithium Battery Capacity : 128Mb-1GB Digital display with 7 color backlight.