FIG. 1 is a top plan view of a computer input device showing our new design;

FIG. 2 is a perspective view thereof;

FIG. 3 is another perspective view thereof;

FIG. 4 is a front elevational view thereof:

FIG. 5 is a side elevational view of one side thereof;

FIG. 6 is a side elevational view of the other side thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a rear elevational view thereof.

The broken line showing of the buttons, columns, feet and other elements within the claimed design is for illustrative purposes only and form no part of the claimed design.