Audio device

FIG. 1 is a front view of an audio device showing my new design;

FIG. 2 is a back view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a perspective view thereof; and,

FIG. 8 is another perspective view thereof, shown with the stand in extended condition.

The broken lines show portions of the article not claimed and form no part of the claimed design.