IN WALL VOL CNTRL W/ KNOB

• Protects up to 8 pairs of 8 ohm speakers ;• Can be used with any combination of 4 ohm, 8 ohm, or 16 ohm speakers;• Features selectable impedance settings at 2X, 4X, and 8X ;• Impedance can be easily adjusted with a single switch mounted just behind the decora-style frame (no need to remove the entire volume control to adjust impedance);• 12 steps of attenuation--all the way counterclockwise is completely off and all the way clockwise is completely open;• Frequency response: 20 Hz to 20 kHz (+0 dB /- 2dB) at rated power;• Removable green connecting strips accept up to 12 gauge wire;• Independent grounds for use with any amplifier;• Installs in either standard single-plate or decora-style applications ;• Fits most plastic electrical junction boxes with a minimum depth of 3.25 in.;• Includes white-, ivory-, and bone-colored wall plates and knobs plus manual;