This product features four voice levels ranging for 0 - 3.
To use, print out each page on a different colored sheet of construction paper or card stock, cut out and laminate. I attached mine to my white board by using magnet tape, then placed each push light on top.
The voice levels cards read as follows:
** There is also an alternate normal level card. It reads: NORMAL Voice level 2 • Only your group can hear.