---
product_id: 538972252
title: "Universal Bass Control Knob, Bass Volume Knob with Extension Cable for Car Amplifier"
brand: "ehophna"
price: "€ 38.36"
currency: EUR
in_stock: true
category: "Ehophna"
url: https://www.desertcart.gr/products/538972252-universal-bass-control-knob-bass-volume-knob-with-extension-cable
store_origin: GR
region: Greece
---

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

**Brand:** ehophna
**Price:** € 38.36
**Availability:** ✅ In Stock

## Summary

> 🎵 Take control of your bass, command your drive!

## 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?** € 38.36 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/538972252-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

- • **Lifetime Support:** Backed by a lifetime service promise for worry-free ownership
- • **Plug & Play Setup:** Simple 3-pin connector ensures quick, no-fuss installation
- • **Seamless Bass Sync:** Eliminates volume mismatch between subwoofer and main board for flawless sound
- • **Premium Build Quality:** Copper core cable and insulated wiring guarantee long-lasting performance
- • **Extended Reach Control:** 12.7 feet cable lets you adjust bass from the driver’s seat effortlessly

## Overview

The EHOPHNA 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’s subwoofer and main amplifier volume. Built with a pure copper core and insulated PVC wiring, it ensures durability and reliable 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.

## 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 |
| Amplifier Type | Solid State |
| Audio Output Mode | Stereo |
| Best Sellers Rank | #1 in Car Amplifier Interconnect Cables |
| Brand | EHOPHNA |
| Built-In Media | 1*Bass Control Knob |
| Color | Black |
| Compatible Devices | Amplifier |
| Connector Type | 6.35mm Jack |
| Customer Reviews | 3.7 3.7 out of 5 stars (782) |
| Enclosure Material | Plastic |
| Item Dimensions D x W x H | 7.36"D x 5.75"W x 1.26"H |
| Item Weight | 0.08 kg |
| Manufacturer | EHOPHNA |
| Mfr Part Number | 1 |
| Model Name | EHOPHNA |
| Model Number | 1 |
| Number of Items | 1 |
| Number of Packs | 1 |
| Output Channel Quantity | 1 |
| Power Source | Corded Electric |
| Sound Profile | Bass-heavy |
| UPC | 720230857662 |
| Unit Count | 1 Count |
| Warranty Description | 1 year |

## Product Details

- **Brand:** EHOPHNA
- **Color:** Black
- **Compatible Devices:** Amplifier
- **Material:** Plastic
- **Product Dimensions:** 7.36"D x 5.75"W x 1.26"H

## 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)

## Frequently Bought Together

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- BOSS Audio Systems KIT2 8 Gauge Complete Car Amplifier Installation Wiring Kit with Power Cables, Ground Cables, Turn-On Wire, Speaker Wire, Terminals
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**Shop now:** [https://www.desertcart.gr/products/538972252-universal-bass-control-knob-bass-volume-knob-with-extension-cable](https://www.desertcart.gr/products/538972252-universal-bass-control-knob-bass-volume-knob-with-extension-cable)

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*Product available on Desertcart Greece*
*Store origin: GR*
*Last updated: 2026-09-29*