FIG. 1 is a bottom plan view of a set of keys for a handset showing our new design;

FIG. 2 is a right side view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a perspective front view thereof.

The broken line showing of the remainder of the handset is directed to environment and is for illustrative purposes only; the broken lines form no part of the claimed design.