Gain Remote Knob for B2 Amplifier Only.
Complete your system with Massive Audio's Amplifier Gain Remote. The Massive BBR Gain Remote Knob will allow you to control your woofer output channel from the drivers chair for when you need that quick mute or simply want to reduce your low end output without fussing with your EQ or head units volume controls. Small Dash Mount Single Knob System with 0 - 12dB Sub Amp Gain Control.
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