---
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: "Bs.5460"
currency: BOB
in_stock: true
url: https://www.desertcart.bo/products/54159970-boss-audio-mr4-3b-200-watt-per-pair-4-inch
store_origin: BO
region: Bolivia
---

# 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:** Bs.5460
**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?** Bs.5460 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.bo](https://www.desertcart.bo/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.

## 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.

## Frequently Bought Together

- BOSS Audio Systems MR4.3B 200 Watt Per Pair, 4 Inch, Full Range, 3 Way Weatherproof Marine Speakers Sold in Pairs
- Amazon Basics Speaker Cable, Easy Assembly, 16-Gauge, Bronze, 100 ft
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**Shop now:** [https://www.desertcart.bo/products/54159970-boss-audio-mr4-3b-200-watt-per-pair-4-inch](https://www.desertcart.bo/products/54159970-boss-audio-mr4-3b-200-watt-per-pair-4-inch)

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*Product available on Desertcart Bolivia*
*Store origin: BO*
*Last updated: 2026-01-28*