Mobile electronic device

FIG. 1 is a front perspective view of a mobile electronic device showing our new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front plan view thereof;

FIG. 4 is a back plan view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a left side view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The dash-dash broken lines represent portions of the mobile electronic device that form no part of the claimed design. The dot-dashed broken lines in FIGS. 1 - 5 represent a claim boundary and form no part of the claimed design.