Control device

The design is the visual features of the CONTROL DEVICE as shown in the reproductions. FIG. 1 is a front perspective view of the design; FIG. 2 is a front 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 front perspective view of a first variant of the design; FIG. 8 is a front view thereof; FIG. 9 is a left side view thereof; FIG. 10 is a right side view thereof; FIG. 11 is a top view thereof; FIG. 12 is a bottom view thereof; FIG. 13 is a front perspective view of a second variant of the design; FIG. 14 is a front view thereof; FIG. 15 is a left side view thereof; FIG. 16 is a right side view thereof; FIG. 17 is a top view thereof; and FIG. 18 is a bottom view thereof.