US D596623 S1
The ornamental design for an input device, as shown and described.
FIG. 1 is a front perspective view of a first embodiment of an input device showing my new design;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a right side view thereof;
FIG. 5 is a left side view thereof;
FIG. 6 is a top view thereof;
FIG. 7 is a bottom view thereof; and,
FIG. 8 is a rear perspective view.
The broken line showing of the environmental structure of the input device in FIGS. 1–8 is for illustrative purposes only and forms no part of the claimed design.