Yamaha PSR-E373RML Portable Keyboard Package Includes a free remote music learning lesson with Yamaha Music School 622 high quality Voices with improved sampling Touch-sensitive keyboard with 48-note polyphony Brand new DSP effects and 11 Super Articulation Lite Voices 205 auto accompaniment Styles 26 Harmony types 150 Arpeggio types Keys to Success with other lesson functions Duo mode Easy Song Book available for download