Each die has a unique action. 1/2 rest - rests for half a note, rest - rests for a note, 1 die - 1 note per beat, 2 die - 2 notes per beat, 3 die - 3 notes per beat... You get the gist. grey arrow - adjusts volume of succeeding notes white arrow - adjusts pitch of succeeding notes (32 dice limit, 24 min. tempo, 140 max. tempo) Add notes, incorporate rests, tinker tempo and expertly experiment to develop an awesome beat!