Casio CTK-5000-STAD 61-Key Digital Music Keyboard 61 piano-style keys with Touch Response (2 sensitivity levels, off) and up to 48-note polyphony (maximum) 670 high quality tones including stereo grandpiano tones 200 rhythms including 77 ethnic rhythms and 20 patterns for piano play Rhythm Editor - 10 user rhythms Auto-accompaniment