Model No.: RSX-8101 Specifications: * Lyric synchronization. * 7 colors LCD background light. * Recording/reply function, 256MB for recording 72 hours. * Firmware upgradeable. * Equalizer: Normal, rock, pop, classic, soft, jazz, bass. * Timely turn off: Sleeping mode and saving electricity mode. * Connect PC by USB port. * Support Windows 98/ME/2000/XP (Windows 98 need driver).