Earphone

FIG. 1 is a perspective view of an earphone showing our new design according to a first embodiment; FIG. 2 is another perspective view 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; FIG. 9 is a perspective view of an earphone showing our new design according to a second embodiment; FIG. 10 is another perspective view thereof; FIG. 11 is a front view thereof; FIG. 12 is a rear view thereof; FIG. 13 is a left side view thereof; FIG. 14 is a right side view thereof; FIG. 15 is a top view thereof; FIG. 16 is a bottom view thereof; FIG. 17 is a perspective view of an earphone showing our new design according to a third embodiment; FIG. 18 is a front view thereof; FIG. 19 is a rear view thereof; FIG. 20 is a left side view thereof; FIG. 21 is a right side view thereof; FIG. 22 is a top view thereof; FIG. 23 is a bottom view thereof; FIG. 24 is a perspective view of an earphone showing our new design according to a fourth embodiment; FIG. 25 is a front view thereof; FIG. 26 is a rear view thereof; FIG. 27 is a left side view thereof; FIG. 28 is a right side view thereof; FIG. 29 is a top view thereof; FIG. 30 is a bottom view thereof; FIG. 31 is a perspective view of an earphone showing our new design according to a fifth embodiment; FIG. 32 is a front view thereof; FIG. 33 is a rear view thereof; FIG. 34 is a left side view thereof; FIG. 35 is a right side view thereof; FIG. 36 is a top view thereof; and, FIG. 37 is a bottom view thereof. The dash-dot broken lines define the bounds of the claimed design and form no part thereof. The broken lines depict portions of the earphone that form no part of the claimed design.