Precision-engineered universal bass knob with durable black ABS housing for seamless amplifier control

High-quality RCA connection ensures stable signal transmission with zero interference

Compact size (exact dimensions) for effortless dashboard or console mounting

ON/OFF switch integrated into rotary dial for convenient amplifier power management

Knurled aluminum volume adjuster provides tactile grip for precise bass level tuning

Gold-plated terminals resist corrosion and maintain optimal audio conductivity

Universal compatibility with 99% car amplifiers via standard RCA input/output

Professional-grade components withstand extreme temperatures (-30°C to 80°C)

Ideal for car audio enthusiasts, competition vehicles, and custom sound installations