IENG Bass Volume Knob Power

Real-Time Bass Tuning
Easily fine-tune your subwoofer’s output from the driver’s seat with the extended 13FT control cable, adjusting bass levels on the move without touching the amplifier.
Wide 4-Pin Amplifier Compatibility
Works with most aftermarket amps featuring standard 4-pin remote ports, ensuring smooth communication between your head unit and subwoofer for customized sound.
Durable Copper Signal Cable
Built with high-purity copper and reinforced insulation for clear, interference-free audio transmission and long-lasting durability against heat and daily wear.
Fast, Hassle-Free Installation
Simply plug into the amplifier’s remote port and mount the knob on your dash, console, or under panel—no tools or wiring expertise required.
Reliable Support
Backed by responsive customer service to assist with setup and compatibility questions anytime.