FEATURES: Simple Connect terminal secures wires in place without the use of a screwdriver. Front mounted multiple room switch allows easy adjustment when multiple speakers are to be connected to one amplifier or receiver, even when the control is mounted into the wall. New 12 step "make before break" switch design. SPECIFICATIONS: Power Rating: 60 watts Steps: 12 (make before break) Frequency Response: 20Hz to 20kHz Total Attenuation: 42 db maximum Depth: 2 1/2" behind plate Mounting: Fits nearly all standard single-gang junction boxes and plaster rings