Set-top box

FIG. 1 is a front left side perspective view of a set-top box showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is a left side back perspective view thereof.

The broken lines depict portions of the set-top box that form no part of the claimed design. Non-oblique line shading is meant to show contour and not surface ornamentation.