FIG. 1 is a perspective view of a first embodiment of a headphone, showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a left side elevational view thereof;
FIG. 5 is a right side elevational view thereof;
FIG. 6 is a top plan view thereof; and
FIG. 7 is a bottom plan view thereof.
FIG. 8 is a perspective view showing the headphone in a folded position thereof;
FIG. 9 is a front elevational view thereof;
FIG. 10 is a rear elevational view thereof;
FIG. 11 is a left side elevational thereof;
FIG. 12 is a right side elevational view thereof;
FIG. 13 is a top plan view thereof; and,
FIG. 14 is a bottom plan view thereof.
The dash-dot broken lines immediately adjacent the shaded areas encompassing unshaded regions, represent the bounds of the claimed design while all other broken lines are directed to environment and are for illustrative purposes only and form no part of the claimed design.