Casio The Casio WK-200 is a digital keyboard workstation featuring 76 touch-sensitive, piano-style keys and a host of features. This surprisingly inexpensive Casio keyboard comes with 570 high-quality tones, recording capabilities, and song expansion. You'll also get 48-note polyphony, line inputs for connecting an MP3 player, mic input, 10 seconds of sampling, built-in USB MIDI interface, and more. The quality, flexibility, usability, and affordability all help to make the WK-200 an ideal choice for beginning to advancing keyboard players alike who are interested in playing the piano and creating their own music. Features 76 piano-style keys Touch Response (2 sensitivity levels, off) 48-note polyphony (maximum) 570 high-quality tones including stereo grand piano tones 180 rhythms including 74 ethnic rhythms and 20 patterns for piano play Rhythm Editor: 10 user rhythms Auto-accompaniment 152 Song Bank tunes, including 50 Exercise phrases 305 music presets Registration (8 banks x 4 sets for 32 setups) One Touch Preset (180 presets) 10 seconds of sampling Digital Effects: 10 reverbs, 5 choruses Preset Scale (16 scales) Rhythm / Song Bank Controller Song Expansion: 10 songs maximum, approximately 320 KB total Recorder: 6 tracks x 5 songs, 1 lesson song, approximately 12,000 notes total Metronome Auto Harmonize (12 types) Arpeggiator (90 types) Musical Information System (Backlit LCD) GM level 1 compatible Stereo speakers