---
product_id: 52750700
title: "R4002 Subwoofer Black"
brand: "boss audio systems"
price: "SAR 121"
currency: SAR
in_stock: true
reviews_count: 5
url: https://www.desertcart.com.sa/products/52750700-r4002-subwoofer-black
store_origin: SA
region: Saudi Arabia
---

# 800W max bridged power 2-channel full range amplifier Variable input gain control R4002 Subwoofer Black

**Brand:** boss audio systems
**Price:** SAR 121
**Availability:** ✅ In Stock

## Summary

> 🎵 Unleash the Bass Boss in Your Ride — Feel Every Beat, Own Every Drive!

## Quick Answers

- **What is this?** R4002 Subwoofer Black by boss audio systems
- **How much does it cost?** SAR 121 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.sa](https://www.desertcart.com.sa/products/52750700-r4002-subwoofer-black)

## Best For

- boss audio systems enthusiasts

## Why This Product

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

## Key Features

- • **Dual Input Flexibility:** Supports both low-level RCA and high-level speaker inputs for seamless integration with any setup.
- • **Sleek & Durable Design:** Compact aluminum chassis with surface mount for a clean, professional install that lasts.
- • **Affordable Bass Upgrade:** Get premium MOSFET amplification without breaking the bank—because your ride deserves the best.
- • **Precision Sound Control:** Variable gain and crossover adjustments let you tailor your audio vibe with surgical accuracy.
- • **Power that Packs a Punch:** Delivers up to 800 watts bridged for earth-shaking bass that commands attention.

## Overview

The Boss Audio Systems R4002 is a compact, 2-channel Class A/B amplifier delivering up to 800 watts bridged power. Featuring MOSFET technology, variable gain control, and both low and high-level inputs, it offers versatile, high-quality sound customization. Designed for car audio enthusiasts seeking powerful bass and full-range sound at an unbeatable price, this amplifier combines durability with professional-grade performance.

## Description

Product Description Enhance your in-vehicle audio experience with the Boss Audio Riot R4002 Class A/B 2-Channel Full Range Amplifier. This stable 2-ohm amplifier features a maximum power of 800 watts with MOSFET power to pump your playlists. Adjust the sound with a fixed high-pass crossover, variable low-pass crossover, and bass boost. Control the bass mood with the subwoofer remote. Bridge Channels for Power and Flexibility Riot Series amplifiers are perfect for car audio buyers who want to add enhanced bass, sound and performance to their system at an affordable price. Let your vehicle rocker with the Boss Audio R4002. For more product details, please scroll down. Legal Disclaimer This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.

Review: Looks great, works great! - Highly adjustable to whatever sound system you have. Comes with remote and the logo glows blue. Great buy
Review: Excellent amp. - I have a subwoofer that is connected to this amp. It really provides a kick of bass! My car is constantly booming. I use this with a Boss deck. I had a Boss deck that lost Bluetooth connectivity. It was under warranty and they provided a new deck. I installed it myself without problems.

## Features

- Power - 400 Max x 2 @ 2 Ohms, 200 Max x 2 @ 4 Ohms, 800 Max Bridged x 1 @ 4 Ohms
- Full Range - With a Full Range amplifier you not only have the option to run your speakers, but also your subwoofers
- Low & High Level Inputs - A low level (RCA) input is measured in voltages. A high level (+/- wire) input is measured in wattages. Both essentially carry signal from your receiver to your amplifier to your speakers
- Variable Input Gain Control - The gain control is not for adjusting volume. It simply adjusts the amount of signal that is coming from your receiver and going to your amplifier
- International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B004S50ZNA |
| Brand | BOSS Audio Systems |
| Customer Reviews | 4.3 out of 5 stars 346 Reviews |
| Global Trade Identification Number | 00791489115292 |
| Included Components | See specs |
| Item Dimensions | 27.2 x 26.5 x 5.7 centimetres |
| Item Weight | 2.36 kg |
| Item dimensions L x W x H | 27.2 x 26.5 x 5.7 centimetres |
| Manufacturer | Boss Audio Systems |
| Manufacturer Part Number | R4002 |
| Material | Aluminium, Metal |
| Maximum Output Power | 800 watts |
| Model Number | R4002 |
| Mounting Type | Surface Mount |
| Mounting type | Surface Mount |
| Number of Channels | 2 |
| Number of channels | 2 |
| Output Power | 800 Watts |
| Output power | 800 Watts |
| Package Type Name | MOSFET Car Amplifier |
| Specification Met | Certified Frustration Free |
| UPC | 151903166987 791489115292 |
| Unit Count | 1.0 count |

## Product Details

- **Brand:** BOSS Audio Systems
- **Item dimensions L x W x H:** 27.2 x 26.5 x 5.7 centimetres
- **Manufacturer:** Boss Audio Systems
- **Mounting type:** Surface Mount
- **Number of channels:** 2

## Images

![R4002 Subwoofer Black - Image 1](https://m.media-amazon.com/images/I/91arWIXGJWL.jpg)
![R4002 Subwoofer Black - Image 2](https://m.media-amazon.com/images/I/61OaLZSEkSL.jpg)
![R4002 Subwoofer Black - Image 3](https://m.media-amazon.com/images/I/61lfIehNHWL.jpg)
![R4002 Subwoofer Black - Image 4](https://m.media-amazon.com/images/I/61ItumkbhyL.jpg)
![R4002 Subwoofer Black - Image 5](https://m.media-amazon.com/images/I/31q5HRt3ePL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Looks great, works great!
*by A***N on 20 August 2021*

Highly adjustable to whatever sound system you have. Comes with remote and the logo glows blue. Great buy

### ⭐⭐⭐⭐⭐ Excellent amp.
*by A***D on 25 April 2022*

I have a subwoofer that is connected to this amp. It really provides a kick of bass! My car is constantly booming. I use this with a Boss deck. I had a Boss deck that lost Bluetooth connectivity. It was under warranty and they provided a new deck. I installed it myself without problems.

### ⭐⭐⭐⭐⭐ サブウーファーに
*by A***R on 10 March 2014*

bossの2000Wのスピーカーと組み合わせてとてもいい物が安く仕上がり大満足です。 印加時にbossのロゴが青く光るのには驚かされました。(OFFスイッチが欲しかった>< 本体が直射日光に当たるせいか、1年で表面の黒色が少し茶色っぽくなっています。

## Frequently Bought Together

- BOSS Audio Systems R4002 Riot Series Car Audio Stereo Amplifier – 800 High Output, 2 Channel, Class A/B, 2/4 Ohm, Low/High Level Inputs, High/Low Pass Crossover, Full Range, Bridgeable, Subwoofer
- 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.com.sa/products/52750700-r4002-subwoofer-black](https://www.desertcart.com.sa/products/52750700-r4002-subwoofer-black)

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*Product available on Desertcart Saudi Arabia*
*Store origin: SA*
*Last updated: 2026-06-09*