FIG. 1 is a perspective view of a combined wireless receiver, amplifier and speaker, embodying my new design;
FIG. 2 is a front view thereof;
FIG. 3 is a back view thereof;
FIG. 4 is a top view thereof;
FIG. 5 is a bottom view thereof;
FIG. 6 is a left side view thereof; and,
FIG. 7 is a right side view thereof.
The broken line showing of the control buttons, input/output ports, fastener openings, projecting spacers, battery cover and other features are included for the purpose of illustrating environmental structures and forms no part of the claimed design.