---
product_id: 557685979
title: "Universal Bass Control Knob, Bass Volume Knob with Extension Cable for Car Amplifier"
brand: "ehophna"
price: "1202481₫"
currency: VND
in_stock: true
reviews_count: 5
category: "Ehophna"
url: https://www.desertcart.vn/products/557685979-universal-bass-control-knob-bass-volume-knob-with-extension-cable
store_origin: VN
region: Vietnam
---

# Easy plug-and-play installation 12.7ft extension cable High-quality copper core Universal Bass Control Knob, Bass Volume Knob with Extension Cable for Car Amplifier

**Brand:** ehophna
**Price:** 1202481₫
**Availability:** ✅ In Stock

## Summary

> 🎶 Elevate Your Audio Game with Effortless Control!

## 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?** 1202481₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/557685979-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

- • **Plug-and-Play Simplicity:** Install in minutes with a straightforward 3-pin connector.
- • **Durable Design for Longevity:** Crafted with premium materials for a lifetime of reliable performance.
- • **Seamless Sound Synchronization:** Achieve perfect audio harmony with our bass control knob.
- • **Customer-Centric Quality Assurance:** Experience peace of mind with our 100% quality guarantee.
- • **Extended Reach for Ultimate Control:** Enjoy 12.7 feet of freedom to adjust your bass volume effortlessly.

## Overview

The Universal Bass Control Knob is designed to synchronize your car's audio system, featuring a 12.7-foot extension cable for easy access, simple installation with a 3-pin connector, and a durable construction with a pure copper core. Backed by a lifetime quality guarantee, this product ensures your music experience is always at its best.

## 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 | #1 in Car Amplifier Interconnect Cables |
| Customer Reviews | 3.8 3.8 out of 5 stars (576) |
| Date First Available | May 26, 2023 |
| Item Weight | 2.89 ounces |
| Item model number | 1 |
| Manufacturer | EHOPHNA |
| Product Dimensions | 7.36 x 5.75 x 1.26 inches |

## Product Details

- **Brand:** EHOPHNA
- **Colour:** Black
- **Compatible devices:** Amplifier
- **Material:** Plastic
- **Product dimensions:** 18.7D x 14.6W x 3.2H centimeters

## Images

![Universal Bass Control Knob, Bass Volume Knob with Extension Cable for Car Amplifier - Image 1](https://m.media-amazon.com/images/I/71qMD3-0uJL.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 Vietnam*
*Store origin: VN*
*Last updated: 2026-03-02*