---
product_id: 690062108
title: "Universal Bass Control Knob, Bass Volume Knob with Extension Cable for Car Amplifier"
brand: "ehophna"
price: "€ 35.83"
currency: EUR
in_stock: false
reviews_count: 5
url: https://www.desertcart.hr/products/690062108-universal-bass-control-knob-bass-volume-knob-with-extension-cable
store_origin: HR
region: Croatia
---

# 3-pin crystal connector for plug-and-play ease 12.7ft extension cable for flexible placement Pure copper core & insulated PVC for durability Universal Bass Control Knob, Bass Volume Knob with Extension Cable for Car Amplifier

**Brand:** ehophna
**Price:** € 35.83
**Availability:** ❌ Out of Stock

## Summary

> 🎵 Dial in your bass, own the vibe—control that commands attention!

## Quick Answers

- **What is this?** Universal Bass Control Knob, Bass Volume Knob with Extension Cable for Car Amplifier by ehophna
- **How much does it cost?** € 35.83 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/690062108-universal-bass-control-knob-bass-volume-knob-with-extension-cable)

## Best For

- ehophna enthusiasts

## Why This Product

- Trusted ehophna brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Built to Last:** Premium copper core wiring with insulated PVC ensures long-term reliability
- • **Plug & Play Setup:** Effortless installation with a simple 3-pin crystal connector—no tech headaches
- • **Seamless Bass Sync:** Eliminates volume mismatch between subwoofer & main board for flawless sound
- • **Lifetime Confidence:** Backed by a lifetime service guarantee—your bass, worry-free
- • **Extended Reach Control:** 12.7-foot cable lets you position the knob exactly where you want it

## Overview

The Universal Bass Control Knob features a 12.7-foot extension cable and a 3-pin crystal connector for easy installation, designed to perfectly synchronize your car amplifier’s subwoofer volume with the main control board. Crafted with pure copper core wiring and insulated PVC, it ensures durability and consistent performance, backed by a lifetime service guarantee.

## Description

This amplifier bass volume control knob is specially designed to solve the problem of the car audio main control board and subwoofer volume out of sync, so that the music achieves the ultimate effect.

Review: This is a quality bass control knob. I give this item 5 stars, it was super easy to install and dialed the bass in perfectly in our k5 Blazer show vehicle. I highly recommend it.
Review: It says it's Universal, but it didn't work for me. Was very excited thinking it was going to work for me but it didn't. Definitely do your research and see if universal remotes will work with your subwoofer.

## Features

- WORKS PERFECTLY - This amplifier bass volume control knob is specially designed to solve the problem of the car audio main control board and subwoofer volume out of sync, so that the music achieves the ultimate effect.
- EXTENSION CABLE - The bass control knob connector cable is approximately 12.7 feet. It is usually installed in the free position of the driver to provide easier control of the volume.
- EASY to INSTALL - the bass control knob is easy to install and use by plugging the 3-pin crystal connector into the sound interface of the subwoofer and the other end into the bass control knob.
- HIGH QUALITY - This amplifier remote control knob adopts pure copper core cable design and high-quality insulated PVC protective wires. Which with power light to indicate the connection.
- 100% QUALITY GUARANTEE - All of our products to give a lifetime of service. Any problems or needs, Please feel free to contact us.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0C6DMPS5P |
| Best Sellers Rank | 128,853 in Musical Instruments & DJ ( See Top 100 in Musical Instruments & DJ ) 970 in Bass Guitar Parts |
| Guaranteed software updates until | unknown |
| Item model number | 1 |
| Manufacturer | Generic |
| Product Dimensions | 18.69 x 14.61 x 3.2 cm; 82 g |

## Product Details

- **Brand:** EHOPHNA
- **Colour:** Black
- **Compatible devices:** Amplifier
- **Item weight:** 0.08 Kilograms
- **Product dimensions:** 18.7D x 14.6W x 3.2H centimetres

## Images

![Universal Bass Control Knob, Bass Volume Knob with Extension Cable for Car Amplifier - Image 1](https://m.media-amazon.com/images/I/615nfqP-9fL.jpg)
![Universal Bass Control Knob, Bass Volume Knob with Extension Cable for Car Amplifier - Image 2](https://m.media-amazon.com/images/I/618KUixzNjL.jpg)
![Universal Bass Control Knob, Bass Volume Knob with Extension Cable for Car Amplifier - Image 3](https://m.media-amazon.com/images/I/61Xse3-Pw2L.jpg)
![Universal Bass Control Knob, Bass Volume Knob with Extension Cable for Car Amplifier - Image 4](https://m.media-amazon.com/images/I/7174s-0KFPL.jpg)
![Universal Bass Control Knob, Bass Volume Knob with Extension Cable for Car Amplifier - Image 5](https://m.media-amazon.com/images/I/71FWhoq8WeL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by J***H on 7 January 2026*

This is a quality bass control knob. I give this item 5 stars, it was super easy to install and dialed the bass in perfectly in our k5 Blazer show vehicle. I highly recommend it.

### ⭐ Review
*by N***E on 2 October 2025*

It says it's Universal, but it didn't work for me. Was very excited thinking it was going to work for me but it didn't. Definitely do your research and see if universal remotes will work with your subwoofer.

### ⭐⭐⭐⭐⭐ Review
*by D***T on 23 December 2025*

Its exactly what I was needing. Worked perfect for my boss amp. Recommended

## Frequently Bought Together

- Universal Bass Control Knob, 3.5m/11.48ft Bass Volume Knob with Extension Cable for Car Amplifier
- BOSS Audio Systems KIT2 8 Gauge Complete Car Amplifier Installation Wiring Kit with Power Cables, Ground Cables, Turn-On Wire, Speaker Wire, Terminals
- Kicker 46KISLOC2 K-Series Stereo Line-Output Converter w/Remote Turn-On Output

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*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-05-22*