The ornamental design for a contouredearphoneretainingclip, as shown and described.
FIG. 1 is a perspective view, as seen from above, of the contoured earphone retaining clip;
FIG. 2 is a front elevation of the contoured earphone retaining clip;
FIG. 3 is a back elevation of the contoured earphone retaining clip;
FIG. 4 is a left side elevation of the contoured earphone retaining clip, an opposing elevation of the of the contoured earphone retaining clip being a mirror image thereof;
FIG. 5 is a top elevation of the contoured earphone retaining clip; and,
FIG. 6 is a bottom elevation of the contoured earphone retaining clip.