Fun Party Voice Synthesizer Children's Musical Instrument Toy Keyboard Play Set, 37 Key Piano w/ Microphone, Stool, Records and Playbacks Music (Blue) Fun Party Voice Synthesizer Children's Musical Instrument Toy Keyboard Play Set 37 Key Piano with Microphone and Stool, Stop Button Will Stop All Functions, Microphone Allows your Child to Sing Along While Playing! Fun Keyboard Lights! Records and Playbacks your Little One's Custom Music! Switch Between Piano, Organ, Violin, Bell, Music Box, Guitar, Mandolin, Trumpet Sounds! Switch Between 8 Rhythms: Slow Rock, Rock, Newnew, Disco, March, Waltz, Samba, Blues 5 Different Drum Sound Buttons, 4 Animal Sound Buttons (Cat, Dog, Frog, Bird), Volume Up/Down Button, Tempo Up/Down Button Easy to Assemble! Approx. Assembled Dimensions: 11" Long x 24" Wide x 24" Tall, Stool Dimensions: 8" x 8" x 7.5", Requires 6 AA Batteries to run (not included)