Flag = Enter the password 0 = Pop 1 = Meow 2 = Piano 3 = Drum band 4 = Rain 5 = Chill music 6 = Dancing music 7 = Happy birthday! 8 = Xylophone 9 = Swiss bell
Thanks to “mackenzie_23” for the original idea: “music box”! You might also need a keyboard. Sorry, mobile players…