We claim the ornamental design of an electronic device, as shown and illustrated.
FIG. 1 is a front perspective view of an electronic device showing our new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a front elevation view thereof;
FIG. 4 is a rear elevation view thereof;
FIG. 5 is a bottom plan view thereof;
FIG. 6 is a right side view thereof; and,
FIG. 7 is a left side view thereof.
The evenly-broken lines in the drawings are for the purpose of illustrating unclaimed portions of the electronic device and form no part of the claimed design. The unevenly-broken lines in the drawings are for the purpose of showing changes or transitions in shape or contour.