Headphone

[0001]FIG. 1 is a front, top, right side perspective view of a headphone, showing our new design;

[0002]FIG. 2 is a front view thereof;

[0003]FIG. 3 is a rear view thereof;

[0004]FIG. 4 is a left side view thereof;

[0005]FIG. 5 is a right side view thereof;

[0006]FIG. 6 is a top plan view thereof; and,

[0007]FIG. 7 is a bottom plan view thereof.

[0008]Evenly broken lines depict portions of the headphone which form no part of the claimed design. Dot-dash broken lines depict invisible boundaries separating claimed surfaces from surfaces which form no part of the claimed design. The dot-dash broken lines form no part of the claimed design.