Premium wall-mounted volume control. Designed to allow easy, intuitive control of the volume of any audio system from single-room installations to whole-house distributed audio systems. Impedance matching design allows multiple speakers to be connected to the same amplifier without compromising the system design. Easy access impedance switch behind front plate 126 W peak, 42 W RMS continuous. Selects 12 steps including off. Accepts up to 12 AWG cable. Includes both white and light almond plates and knobs. Lifetime warranty.