Electronic Piano Soldering Practice Kit (Intermediate Skill Level)Contains all component parts for you to successful build your own Electronic Piano 4 ohm speaker and 8 push button switches where you can play the musical scale: "Do, Re, Mi, Fa, Sol, La, Si, Do". You can change the pitch of the tune by using the Frequency Range switch A 9V battery is required for operation Have hours of fun learning to play musical tunes on the Electronic Piano you might even discover your hidden musical talent! Do you enjoy