The ornamental design for a two-way radio, as shown and described.
FIG. 1 is a front top isometric view of my new design;
FIG. 2 is a front view thereof;
FIG. 3 is a back view thereof;
FIG. 4 is a left side view thereof;
FIG. 5 is a right side view thereof;
FIG. 6 is a top view thereof; and,
FIG. 7 is a bottom view thereof.
The broken lines shown in the figures that are immediately adjacent to the shaded areas and define regions that are unshaded represent the bounds of the claim, while all other broken lines are directed to portions of the two-way radio that do not form a part of the claimed design. The broken lines form no part of the claimed design.