The ornamental design for a chargingcase for earphones, as shown and described.
FIG. 1 is a top, front and right side perspective view of a charging case for earphones showing our new design;
FIG. 2 is a bottom, rear and left side perspective view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a left side view thereof;
FIG. 6 is a right side view thereof;
FIG. 7 is a top plan view thereof;
FIG. 8 is a bottom plan view thereof; and,
FIG. 9 is a top, front and right side perspective view showing the charging case for earphones in an open state.
The broken lines in the drawings depict portions of the charging case for earphones that form no part of the claimed design. The broken lines showing earphones in FIG. 9 depict environmental subject matter only, and form no part of the claimed design.