Universal Bass Controller for Car Subwoofers – Precise, Easy, and Durable Take full control of your car's lowfrequency sound with this universal bass controller. Designed for precision, easy installation, and longlasting reliability, it ensures consistent bass performance while giving you instant access to adjust subwoofer output from a convenient location. Key Features and Benefits: **Precise LowFrequency Control** Eliminates the imbalance between your car's main audio controls and your subwoofer volume. Adjust bass output with accuracy, finetuning low frequencies to match your listening preference for every track. **Fast and Simple Setup** Equipped with a universal 6pin plug compatible with most car amplifiers. Just insert the connector into your subwoofer interface to get started. No complex wiring or additional tools required. The builtin power indicator provides clear visual confirmation of connection status. **Extended Reach for Convenient Operation** Comes with a 13 ft extension cable, allowing installation of the control knob wherever you need it – near the driver's seat, center console, or other accessible areas. Long cable length ensures flexible placement without signal loss. LED indicator confirms operational status at a glance. **Made for LongTerm Use** Built with a pure copper core for reliable signal transmission and wrapped in quality PVC insulation. Resistant to aging, sunlight exposure, and wear, ensuring dependable performance year after year. Applications and Use Scenarios: 1. **Daily Driving Comfort** – Adjust the bass instantly while driving without reaching for the main audio controls, maintaining focus on the road. 2. **Car Audio Tuning** – for finetuning sound during installation or while switching between music genres, ensuring the ideal bass balance. 3. **Shared Vehicles** – Handy for drivers with different audio preferences, allowing quick changes without altering the main stereo settings. Specifications: Connector Type: 6pin plug, compatible with most car amplifiers Cable Length: 13 ft (extension cord) Build Materials: Pure copper core, PVC insulation Indicators: LED power indicator for connection status Function: Subwoofer bass volume adjustment This bass control knob combines precise sound management, hassle installation, and durable construction, making it an essential accessory for achieving the car audio experience.