49 Standard Keys; 100 Distinct Musical Instrument Tones</br>100 Distinct Rhythms</br>Vibration and Sustain Pedal Effect; Recording and Playback effect</br>10 Pre-recorded Demo Songs</br>Headphone Jack; Auxiliary Jack; Battery or Adaptor Operated (not included)</br></br>Product Description</br></br>Take this roll up piano anywhere you go! Perfect to entertain a crowd!</br><br/>http://www.amazon.com/gp/product/B0049BE8D6