Digisette DUO-MP3 / VR-100 MP3 Player Use as a portable MP3 player, or insert into virtually any standard audiocassette player 32 MB of internal memory, expandable to 96 MB using MultiMediaCards Up to 6 hours of use with rechargeable battery Includes RealJukebox software For use with Windows 95/98 or later systems with 18-pin parallel port