FIG. 1 is a perspective view of a portable electronic device showing our new design;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a left side view thereof;
FIG. 5 is a right side view thereof;
FIG. 6 is a top view thereof;
FIG. 7 is a bottom view thereof; and,
FIG. 8 is rear perspective view thereof.
The short dash-dash broken line in the figures shows portions of the portable electronic device that form no part of the claimed design. The dot-dash broken line shown in the figures represents a boundary of the claimed design and forms no part of the claimed design.