Mobile device

FIG. 1 is a top, front, right side perspective view of a mobile device showing our new design;

FIG. 2 is a top, back, left side perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a back view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof.

Dot-dash broken lines define the bounds of the claimed design and form no part thereof. All other broken lines shown in the drawings depict portions of the mobile device which form no part of the claimed design.