use keys, 1,2,3,4,5,6,7,8,9,0,q,w,e, and r for sounds mobile, click the note to play the sound notes, 1, NoteC, 2, NoteC#, 3, NoteD, 4, NoteD#, 5, NoteE, 6, NoteF, 7, Note F#, 8, NoteG, 9, NoteG#, 0, Note A2, q, Note A, w, Note A#, e, NoteB, r, NoteC8.
