UKCOCO Automotive Subwoofer Volume Controller Bass Knob Amplifier Volume Control Universal Car Amp Inline Remote for Car Audio Accessories
Cabilock Car Amplifier Bass Knob Rca Audio Adapter Level Controller for Car Audio Regulator Volume Control Knob Accessories
Cabilock Bass Knob Adjustable Car Amplifier Rca Audio Level Controller for Enhanced Bass and Volume Boost Compatible with Car Audio Systems
Orion HCCA3000.1DSPLX High Performance 3000W RMS Competition High Current Class-D Monoblock Amplifier - 1 Ohm Stable, Low Pass Filter, Bass Boost Control, Mosfet Power Supply, Bass Knob, Made in Korea
Orion XTR Series XTR1000.4 High Power Class A/B 4-Channel Amplifier - 1000W RMS, 2/4 Ohm Stable, High/Low Pass Crossover, Bass Boost Control, MOSFET Power Supply, Bass Knob Included, Made in Korea
STINGER Audio MT-1000.5 1200 Watt RMS 5-Channel Car Audio Amplifier, Class D, Hexfet Mosfet, Crossover High-Pass/Low-Pass Filter, Subsonic Filter, Remote Subwoofer Bass Knob, Bass Boost Q
