Headphone

FIG. 1 is a perspective view of top and left side of a headphone showing our new design;

FIG. 2 is a perspective view of bottom and right side thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top view thereof;

FIG. 8 is a bottom view thereof; and,

FIG. 9 is a front view in an alternate position thereof.

The broken lines depict portions of the headphone that form no part of the claimed design.