FIG. 1 is a front perspective view of an earphone showing my new design;
FIG. 2 is a rear perspective view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a bottom plan view thereof;
FIG. 7 is a right-side elevational view thereof; and,
FIG. 8 is a left-side elevational view thereof.
The broken line immediately adjacent the shaded areas represent a structure that is not part of the claimed design to show the environment in which the design is associated, and all other broken lines are also directed to the environment and are for illustrative purposes only; all the broken lines form no part of the claimed design.