FIG. 1 is an isometric view of a compact wireless intercom showing our new design;

FIG. 2 is a right elevational view thereof;

FIG. 3 is a left elevational view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a back elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines, that define the bunds of the claimed design, form no part of the claimed design. The environment shown in broken lines is for illustrative purpose and forms no part of the claimed design.