Foldable Piano Set: Electronic piano pad is portable and flexible. Easily roll out the set while playing and roll it back up into its box or your bag after you are done playing. Take it with you anywhere, even when you go outdoors for picnic or birthday party! A Real Keyboard But Won't Occupy Extra Space: It is a 49-key piano that perfect for beginner to master/all ages. Promote tactile learning and hand-eye coordination and included song book let kids to play the songs by color! Simply enjoy this well-made rainbow piano to learn or to use it for fun! Play-By-Color Song Book: Features a unique Play-By-Color song booklet allows you to follow the colors and learn to play whole songs. The songs include Twinkle Jingle Bells, Twinkle Little Star and Happy Birthday To You. Playing piano is so easy and has so much fun! Multiple Functions Piano Pad: The piano set installs 8 different keyboard tones and 6 demo songs, record & playback, and echo/sustain functions. Built-in speaker with volume control and audio output for your headphones or speakers allow you to play it loud or play it quietly! A rainbow in the box: The box includes play-by-color rainbow piano, color coded song booklet, USB power cord, and user manual. The piano set is well-designed with rainbow color coded keys that it is easy to learn. Powered by USB (cord included) or battery (AAA batteries x4). Play it anytime without waiting!