The Fisher-Price Teaching Keys Keyboard by Kids Station features 32 keys, the 19 white keys flash! It has 8 musical instrument sounds, 4 percussion sounds, 8 rhythms, and 20 demo songs. The one key, one note feature lets you play a tune using only one note on the keyboard. Additional features also include stop, record, play buttons and has demo, volume, and tempo control. It requires 3 AA batteries, which are included. Suggested age of use is 3 years and up.