FIG. 1 is a top perspective view of an ergonomic and functionally-efficient race-track button arrangement circumferentially coupled to a display device, in accordance with the present invention;
FIG. 2 is a bottom perspective view thereof;
FIG. 3 is a top view thereof;
FIG. 4 is an underside view thereof;
FIG. 5 is a front view thereof;
FIG. 6 is a rear view thereof;
FIG. 7 is a is a side view thereof; and,
FIG. 8 is a corresponding side view thereof.
The broken lines are for illustrative purpose only and form no part of the claimed design.