{"product_id":"generic-universal-bass-control-knob-11-48ft-cable","title":"Generic Universal Bass Control Knob 11.48ft Cable","description":"\u003cp\u003e\u003cstrong\u003eUniversal Bass Control Knob gives you fingertip control of subwoofer output through a 4-pin plug and an 11.48ft copper-core extension cable, so you can fine-tune low frequencies from the driver's seat.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis compact, plug-and-play bass controller solves the common problem of mismatched low-frequency levels between a head unit and a powered subwoofer or amplifier. Built with a pure copper core and durable PVC insulation, the unit provides stable signal transmission and a smooth rotary action. The extended cable length lets you position the knob in the most convenient spot on your dash or center console without visible cable clutter.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this bass knob fix uneven subwoofer levels?\u003c\/h3\u003e\n\u003cp\u003eMany factory or aftermarket systems lack a simple way to balance subwoofer output with the rest of the audio system. This controller attaches directly to amplifiers that include a 4-pin remote bass control port, giving you instant control over low-frequency gain. Adjustments are immediate and repeatable, so you can quickly dial in the right amount of bass for different music styles or passengers.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eConnects to the amplifier’s 4-pin bass control port for direct low-frequency adjustment\u003c\/li\u003e\n  \u003cli\u003eRotary knob provides smooth, linear control to reduce bass boom or add punch\u003c\/li\u003e\n  \u003cli\u003eImmediate on-the-fly tweaks—no need to stop and change settings at the head unit\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this work with my car amplifier?\u003c\/h3\u003e\n\u003cp\u003eThe controller is designed to be compatible with most amplifiers that provide a 4-pin remote bass control interface. Before purchasing, confirm your amplifier manufacturer lists an external bass control or 4-pin bass remote jack in the manual. If your amp lacks that port, this product won't be compatible.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with amplifiers that include a 4-pin bass remote input\u003c\/li\u003e\n  \u003cli\u003eNot compatible with amps that have no external bass remote connector\u003c\/li\u003e\n  \u003cli\u003eCheck your amplifier manual or model specifications before buying\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is the installation and placement?\u003c\/h3\u003e\n\u003cp\u003eInstallation is designed to be straightforward: plug the 4-pin connector into the amplifier and mount the knob where it’s most useful. The 3.5m (11.48ft) copper-core extension cable lets you route the wire discreetly behind panels or under trim for a factory-like appearance. No soldering or special tools are required for most standard setups.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePlug-and-play 4-pin connector—no cutting or splicing for supported amps\u003c\/li\u003e\n  \u003cli\u003e11.48ft cable allows flexible mounting positions within the cabin\u003c\/li\u003e\n  \u003cli\u003eCopper core and PVC insulation ensure reliable signal and long-term wear resistance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the build quality and daily-use benefits?\u003c\/h3\u003e\n\u003cp\u003eThe cable uses a pure copper core for consistent electrical transmission and a PVC jacket to resist wear from bends and routing. The knob’s rotation is engineered for smooth, repeatable adjustments so you won’t overshoot desired bass levels. These details make the controller suitable for daily commuting, long trips, and systems that receive frequent listening-level changes.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePure copper core for stable, low-loss signal transfer\u003c\/li\u003e\n  \u003cli\u003ePVC insulation protects wiring during installation and use\u003c\/li\u003e\n  \u003cli\u003eDurable rotary mechanism built for regular adjustments without drift\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Drivers and audio enthusiasts who want immediate, on‑the-go control of subwoofer levels without modifying the head unit settings. It’s best for vehicles with an aftermarket or factory amplifier that includes a 4-pin bass remote input and for anyone who prefers a simple, unobtrusive knob to tweak bass while driving. If your amplifier supports an external bass control, this product gives a reliable, low-effort way to customize low-frequency output for different music, passengers, or road conditions.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this require an amplifier with a specific port?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It needs an amplifier that has a 4-pin external bass control or remote input to work.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is the cable long enough to mount on the dash?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The included 11.48ft (3.5m) extension provides ample length for dash or console placement.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Generic","offers":[{"title":"Default Title","offer_id":48455097876637,"sku":"B0GXBWB2VH","price":23.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/9596\/1757\/files\/generic-bass-knob-front.jpg?v=1781718940","url":"https:\/\/nexoltic.com\/products\/generic-universal-bass-control-knob-11-48ft-cable","provider":"Nexoltic","version":"1.0","type":"link"}