---
product_id: 54159970
title: "BOSS Audio MR4.3B 200 Watt (Per Pair), 4 Inch, Full Range, 3 Way Weatherproof Marine Speakers (Sold in Pairs)"
brand: "boss audio systems"
price: "₨153791"
currency: LKR
in_stock: true
url: https://www.desertcart.lk/products/54159970-boss-audio-mr4-3b-200-watt-per-pair-4-inch
store_origin: LK
region: Sri Lanka
---

# 3-way weatherproof design 80Hz-18kHz frequency range 200W power per pair BOSS Audio MR4.3B 200 Watt (Per Pair), 4 Inch, Full Range, 3 Way Weatherproof Marine Speakers (Sold in Pairs)

**Brand:** boss audio systems
**Price:** ₨153791
**Availability:** ✅ In Stock

## Summary

> 🌊 Ride the waves with sound that won’t quit!

## Quick Answers

- **What is this?** BOSS Audio MR4.3B 200 Watt (Per Pair), 4 Inch, Full Range, 3 Way Weatherproof Marine Speakers (Sold in Pairs) by boss audio systems
- **How much does it cost?** ₨153791 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.lk](https://www.desertcart.lk/products/54159970-boss-audio-mr4-3b-200-watt-per-pair-4-inch)

## 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

- • **Precision Audio Range:** Wide 80Hz to 18kHz frequency response captures every beat and nuance with clarity.
- • **Power That Packs a Punch:** 200 watts per pair deliver crisp, room-filling sound that commands attention on any boat or outdoor setup.
- • **Optimized for Marine Life:** 1-inch aluminum voice coil and dedicated tweeter/midrange drivers engineered for superior sound on the water.
- • **Durable Design Meets Style:** Polypropylene cones and rubber surrounds combine rugged durability with sleek, modern aesthetics.
- • **Built to Brave the Elements:** 3-way weatherproof construction ensures your music stays flawless rain or shine, salt or spray.

## Overview

The BOSS Audio MR4.3B is a pair of 4-inch, 3-way full-range marine speakers delivering 200 watts of power with a 4-ohm impedance. Featuring a weatherproof design, polypropylene cones, and a frequency response from 80Hz to 18kHz, these speakers are engineered to provide clear, durable, and high-quality sound in harsh marine environments.

## Description

Blast your favorite music on the open water with the Boss Audio Indoor/Outdoor 3-Way Speakers. These 4" speakers operate at a maximum of 200 watts and are perfect for marine vessel applications.

## Features

- Impedance: 4 Ohms, Frequency Response: 80 Hz - 18 kHz, Sensitivity: 85 dB
- Cone: Polypropylene, Voice Coil: 1 Inch Aluminum
- Surround: Rubber, Basket: Plastic
- One .75 Inch Dome Tweeter And 1.5 Inch Poly Cone Midrange Per Speaker
- 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 | B00BTVSWWW |
| Audio Driver Type | Dynamic Driver |
| Batteries | 1 12V batteries required. |
| Best Sellers Rank | #36,963 in Electronics ( See Top 100 in Electronics ) #46 in Marine Speakers |
| Color | BLACK |
| Compatible Devices | Smartphone, Tablet, MP3 Player, Laptop |
| Control Method | App |
| Customer Package Type | Standard Packaging |
| Customer Reviews | 4.4 4.4 out of 5 stars (863) |
| Date First Available | November 17, 2009 |
| Department | Unisex-Adult |
| Global Trade Identification Number | 00791489120289 |
| Impedance | 4 Ohms |
| Included Components | Great Product |
| Is Discontinued By Manufacturer | No |
| Is Waterproof | TRUE |
| Item Weight | 5.9 pounds |
| Item model number | MR4.3B |
| Manufacturer | Boss Audio Systems, Inc. |
| Material | Plastic |
| Model Name | MR4.3B |
| Number Of Circuits | 3 |
| Number of Batteries | 1 12V batteries required. |
| Number of Items | 1 |
| Number of Power Levels | 1 |
| Other display features | Wireless |
| Product Dimensions | 5.3"D x 5.3"W x 8.8"H |
| Recommended Uses For Product | Music,Indoor,Outdoor |
| Speaker Size | 4 Inches |
| Speaker Type | Coaxial, Tweeter, Outdoor |
| Special Feature | Waterproof |
| Special features | Waterproof |
| Specific Uses For Product | personal |
| Style | 4" 3-Way Black Box Speaker |
| Subwoofer Connectivity Technology | Wired |
| Surround Sound Channel Configuration | 3.0 |
| Tweeter Diameter | 0.79 Inches |
| UPC | 807032937232 803982861962 804066818834 791489118996 791489120289 |
| Unit Count | 2.0 Count |
| Warranty Type | One-Year Warranty or Limited Warranty |
| Water Resistance Level | Waterproof |
| Woofer Diameter | 4 Inches |

## Product Details

- **Brand:** BOSS Audio Systems
- **Speaker maximum output power:** 200 Watts
- **Connectivity technology:** Coaxial
- **Audio output mode:** Surround
- **Mounting type:** Wall Mount
- **Material:** Aluminum, Plastic, Polypropylene
- **Model name:** In Door / Out Door
- **Speaker type:** Outdoor
- **Special feature:** Waterproof
- **Recommended uses for product:** Music,Indoor,Outdoor

## Images

![BOSS Audio MR4.3B 200 Watt (Per Pair), 4 Inch, Full Range, 3 Way Weatherproof Marine Speakers (Sold in Pairs) - Image 1](https://m.media-amazon.com/images/I/71byh9eMWtL.jpg)
![BOSS Audio MR4.3B 200 Watt (Per Pair), 4 Inch, Full Range, 3 Way Weatherproof Marine Speakers (Sold in Pairs) - Image 2](https://m.media-amazon.com/images/I/81P66+PWanL.jpg)
![BOSS Audio MR4.3B 200 Watt (Per Pair), 4 Inch, Full Range, 3 Way Weatherproof Marine Speakers (Sold in Pairs) - Image 3](https://m.media-amazon.com/images/I/71-K6JGygAL.jpg)
![BOSS Audio MR4.3B 200 Watt (Per Pair), 4 Inch, Full Range, 3 Way Weatherproof Marine Speakers (Sold in Pairs) - Image 4](https://m.media-amazon.com/images/I/51uIsmF2MlL.jpg)
![BOSS Audio MR4.3B 200 Watt (Per Pair), 4 Inch, Full Range, 3 Way Weatherproof Marine Speakers (Sold in Pairs) - Image 5](https://m.media-amazon.com/images/I/61IQQXrQIvL.jpg)

## Available Options

This product comes in different **Color** options.

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*Product available on Desertcart Sri Lanka*
*Store origin: LK*
*Last updated: 2026-02-19*