US D414776 S
FIG. 1 is a perspective view of a button portion of an amplifier showing our new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a left side elevational view thereof, the right side elevational view being a mirror image;
FIG. 4 is a front elevational view thereof; and,
FIG. 5 is a bottom plan view thereof.
The amplifier body portion in broken lines is for illustrative purpose only and forms no part of claimed design.