Not possible, it has to be evenly distributed.

a. Top most button is the Record button to record your voice ( ex, hello Kitty)
b. The middle button is the Reset button. ( hold for 5 to 6 secs until blue light starts flashing )
c. The third button is the Manual feed button ( if you press it will say hello Kitty)

To open it, there is a lock button on both sides.