Lowell 100LVC-DB - Wall Mount 100-Volt Attenuator (Black)Volume control with wall plate provides precise level adjustment of single or multiple speaker lines. Features: Mono autoformer attenuator with rotary switch for use with 25V 70V 100V speaker line 100W power rating 3dB per step attenuation (33dB total, two steps of 6dB each before off) Phoenix style plug in screw termination strips for pre wire convenience Wire capacity to 14 gauge Decorator style one gang black wall plate (2. 75" x 4. 5"), with