---
product_id: 291468970
title: "JBL Stage 3 427 4.0 (10cm) Speaker Set"
brand: "jbl"
price: "S$126"
currency: SGD
in_stock: true
reviews_count: 5
category: "Jbl"
url: https://www.desertcart.sg/products/291468970-jbl-stage-3-427-4-0-10cm-speaker-set
store_origin: SG
region: Singapore
---

# 35% larger Plus One woofer cone 30W RMS power handling UV & heat resistant polypropylene diaphragm JBL Stage 3 427 4.0 (10cm) Speaker Set

**Brand:** jbl
**Price:** S$126
**Availability:** ✅ In Stock

## Summary

> 🎶 Upgrade your drive with JBL’s Stage3 427 — where every mile sounds like a concert!

## Quick Answers

- **What is this?** JBL Stage 3 427 4.0 (10cm) Speaker Set by jbl
- **How much does it cost?** S$126 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/291468970-jbl-stage-3-427-4-0-10cm-speaker-set)

## Best For

- jbl enthusiasts

## Why This Product

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

## Key Features

- • **Silk Dome Tweeters:** Balanced edge-driven design ensures smooth, crystal-clear highs without harshness.
- • **Vented Basket Frame:** Super-rigid cooling design reduces distortion and extends speaker lifespan.
- • **Plus One Woofer Tech:** 35% larger cone surface boosts bass efficiency by 2 dB for deep, punchy lows.
- • **Rugged Climate Tested:** Built to withstand extreme heat, cold, vibration, and UV exposure for lasting performance.
- • **Powerful 30W RMS Output:** Delivers robust, distortion-free sound even on low-powered factory stereos.

## Overview

The JBL Stage3 427 is a 4-inch coaxial car speaker set engineered for superior sound clarity and durability. Featuring Harman’s Plus One woofer technology with a 35% larger cone, balanced silk dome tweeters, and a vented basket frame, it delivers powerful 30W RMS output with reduced distortion. UV-resistant and rigorously tested for extreme automotive conditions, these speakers are the perfect upgrade for any car stereo, ensuring crisp highs and deep bass on every drive.

## Description

JBL Stage3 427 2-Way 4 Inch ( 100 mm ) Coaxial Stereo Car Speaker SetThe Stage3 427 coaxial JBL speakers bring JBL Pro Sound to your car. Thanks to their powerful 2-ohm DCR design, the Harman Kardon speakers get every watt of power out of the amplifier, so the patented Plus One woofers deliver solid low-frequency performance.Plus One woofer conesThe Stage3 4-inch car speakers JBL subwoofer cone offers a 35% increase in cone area, boosting overall efficiency by up to 2 dB. The result is superior bass box power and performance, better low-frequency response and a full, powerful musical character.Edge-driven Silk Dome tweetersThe Stage3 427's tweeters are equipped with a silk dome that delivers a wider and more even high frequency response that is never harsh than the commonly used car hifi W domes, regardless of the output level.Vented basket frame designSuper-rigid vented baskets cool the voice coils for reduced distortion at high output levels, longer JBL speaker life and increased power handlingRigorous JBL car speaker testingStage3 JBL speakers are subjected to environmental testing to ensure they can withstand the demanding climate of a car. JBL exposes them to extreme cold, heat, vibration and ultraviolet light and runs them at full power for days on end.JBL Stage3 427 speakers car specifications:Power handling: 30W RMS, 150W peak.Sensitivity (@ 2.83V/m): 90dBFrequency response: 75 Hz - 20 kHzRated impedance: 3.0 OhmScope of delivery: 2 JBL speakers + covers, screws & speed clips

Review: Suenan muy bien los recomiendo
Review: Perfect, goed geluid, verwacht geen wonderen, het zijn maar 10cm speakers alleen zijn ze stukken beter dan origineel wat in een Peugeot 107 zitten

## Features

- JBL Stage3 427 car speakers are highly efficient and powerful, delivering big sound and are the ideal upgrade speakers for any car stereo system, even low-powered factory-fitted car stereos
- The UV-resistant 4 inch subwoofer car speaker diaphragm of the JBL Stage3 427 car speaker system is designed to deliver clean, resonance-free sound quality to play your music in crystal clear resonance-free car audio
- Harman's Plus One car subwoofer cone technology provides a 35% larger speaker cone surface area than other car speakers, increasing overall efficiency by 2 dB for superior bass box power and performan
- JBL Stage3 427 car speakers have balanced Edge-Driven Silk dome tweeters that deliver smooth, crystal-clear highs, so you can enjoy the clean sound the musician intended
- The Harman Kardon Club Autobox's durable UV-resistant polypropylene bass diaphragm is extensively tested to ensure the speaker car sound system can withstand demanding heat and humidity in the car

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07XBT8MCQ |
| Best Sellers Rank | #62,319 in Electronics ( See Top 100 in Electronics ) #213 in Coaxial Car Speakers |
| Colour | Black |
| Compatible devices | Smartphone |
| Control method | Touch |
| Impedance | 3 Ohms |
| Included components | Car Speaker |
| Input voltage | 12 Volts (DC) |
| Is waterproof | false |
| Item model number | STAGE3427 |
| Item weight | 1 Kilograms |
| Language | English |
| Manufacturer | Harman |
| Material | Polypropylene |
| Maximum range | 10 Meters |
| Model name | Stage3 427 |
| Mounting type | Wall Mount |
| Number of Items | 1 |
| Power source | Corded Electric |
| Product dimensions | 10.3D x 10.3W x 5.3H centimeters |
| Recommended uses for product | For Music Players |
| Speaker size | 4 Inches |
| Speaker type | Component, Coaxial |
| Special features | Amplifier, Tweeters |
| Subwoofer diameter | 4 Inches |
| Surround sound channel configuration | 2.0 |
| Unit count | 1 Count |
| Wireless communication technologies | Bluetooth |

## Product Details

- **Audio output mode:** Stereo
- **Brand:** JBL
- **Connectivity technology:** Coaxial
- **Frequency response:** 800 KHz
- **Speaker maximum output power:** 150 Watts

## Images

![JBL Stage 3 427 4.0 (10cm) Speaker Set - Image 1](https://m.media-amazon.com/images/I/61TeuJUxUBL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by R***L on 18 January 2026*

Suenan muy bien los recomiendo

### ⭐⭐⭐⭐⭐ Review
*by D***S on 28 April 2025*

Perfect, goed geluid, verwacht geen wonderen, het zijn maar 10cm speakers alleen zijn ze stukken beter dan origineel wat in een Peugeot 107 zitten

### ⭐⭐⭐⭐⭐ Review
*by A***M on 6 August 2025*

Bunged these in an old Almera that I had a stop gap car. Sounded far better than the original junk that Nissan installed. Paired with a second hand Alpine head unit, these really improved my time with that miserable, miserable car.

## Frequently Bought Together

- JBL Stage3 427 2-Way Car Speakers Set - 150 Watt JBL Car Audio 4 inch
- electrosmart 10m Red/Black 2x 1mm 2x 89 Strand Speaker Cable Wire for Home HiFi/Car Audio etc
- JBL Stage3 607C 2-Way Component Car Speakers Set - 250 Watt JBL Pro Sound Car Audio Components System with 6.5 inch Speaker and separate Tweeter

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**Shop now:** [https://www.desertcart.sg/products/291468970-jbl-stage-3-427-4-0-10cm-speaker-set](https://www.desertcart.sg/products/291468970-jbl-stage-3-427-4-0-10cm-speaker-set)

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*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-03-07*