Fisher Price Music Dancin' Tunes Step-On Keyboard Toy Plug-In Any MP3 Player to Play Along (MP3 player not included, but MP3 cable is included) Features include Volume Up/Down, Record, Play Back, Rhythms Buttons There are 10 Built-In Demo Songs and 8 Musical Instrument Sounds This 4 Feet Keyboard Includes 19 Step-On Piano Keys Develops Imagination & Creativity, Self Expression & Confidence, Sharing & Cooperation, and Listening