The Palmer Monicon Passive Monitor Controller is a compact passive monitor controller. The Palmer Monicon is a compact, passive monitor controller and is the ideal tool for any setup. It allows the precise control of the volume of monitor speakers. Because it is built-up passively, the device works without an external power supply. The Palmer Monicon also transmits the signal absolutely unaltered. This simple yet effective helper features next to the large volume knob, two further practical buttons. One provides a mute switch and the other a mono switch, which helps with control of mono compatibility. Regardless of the price, no compromises were made in the design. The elegant look of the Palmer Monicon is highlighted by the wooden side panels.