LC-3 Universal RCA Level Controller, Flush Mount Car Audio Amplifier Gain Level Bass Boost Volume Control Aluminum Knob

About this item:
Universal amplifier level control
Add subwoofer level control to any head unit while driving.
Simply connect the RCA input and output connectors between source unit and amplifiers. RCA cables are made of pure Oxygen Free Copper for optimal signal transfer
Heavy duty precise machined Aluminum knob
Ideal for bass control or front to rear volume control between amps
Flush mount design for a clean look. Super compact size for easy installation