Car Bass Controller, Car Audio Amplifier Subwoofer Equalizer Crossover Volume Regulator Bass Controller Knob

Price: $13.25
(as of Jan 25,2026 17:28:17 UTC – Details)

Features:

• Adjust amplifiers power level, stereo, equalizer, or crossover volume from the dashboard or other remote locations
• Two adjust ways: adjust by gain, adjust by frequency
• Different frequencies can make the song feel different
• Adds subwoofer level controls or balances a multiple amplifier installation
• Easy operation – simply rotate the button of the controller
• Universal fit for most cars with simple in and out connection, no additional wiring needed

Pros:

• Conveniently adjust audio settings without having to reach the amplifier directly
• Customize sound output by adjusting gain or frequency
• Enhance the listening experience with precise control over subwoofer levels
• Easy installation and user-friendly operation

Cons:

• May not be compatible with all car audio systems
• Some users may prefer more advanced customization options