For full audio system Adjust volume without leaving the room Rotary 12-position impedance-matching auto former 1x, 2x, 4x, 8x & 16x impedance multiplier Smooth transition between volume steps Freq resp: 20kHz - 20kHz =B11 dB 2.63|| mounting depth Includes decorator wall plates Limited lifetime warranty White
Calculate Shipping Cost
Calculate Shipping Cost for Pro-wire Imp-matching Volume Cntrl