first press the flag then just press random buttons you will eventually find a funny sound (: max volume if you wan't, it can get loud when you press space or h or n. (high c uses the s key) the letters on the keys plays that note but the speaker uses other keys.
Boynton Coding club recorded by me and whoever was talking during the recordings credits: "come on, show me your moves" Captain Falcon - super smash bros for the 3DS/Wii U feb 18 - added a sound and last 2 notes on the c scale feb 19 - add if 9 pressed play whole scale mar 9 - added descending c scale by pressing the 0 key mar 17 - made an animation when playing certain sounds