---
product_id: 278726880
title: "BOSS Audio Systems MR4.3B 200 Watt Per Pair, 4 Inch, Full Range, 3 Way Weatherproof Marine Speakers Sold in Pairs"
brand: "boss audio systems"
price: "₨78235"
currency: LKR
in_stock: true
reviews_count: 5
category: "Boss Audio Systems"
url: https://www.desertcart.lk/products/278726880-boss-audio-systems-mr4-3b-200-watt-per-pair-4
store_origin: LK
region: Sri Lanka
---

# Fully weatherproof design 80Hz-18kHz wide frequency range 200W max output power BOSS Audio Systems MR4.3B 200 Watt Per Pair, 4 Inch, Full Range, 3 Way Weatherproof Marine Speakers Sold in Pairs

**Brand:** boss audio systems
**Price:** ₨78235
**Availability:** ✅ In Stock

## Summary

> 🌊🔊 Elevate your marine vibe—sound that sails with you!

## Quick Answers

- **What is this?** BOSS Audio Systems 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?** ₨78235 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/278726880-boss-audio-systems-mr4-3b-200-watt-per-pair-4)

## 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

- • **Powerful 200W Output:** Feel every beat with crystal-clear sound that dominates the open water.
- • **Compact 4-Inch Design:** Fits seamlessly on any boat or outdoor setup without sacrificing sound quality.
- • **Precision 3-Way Audio:** Experience rich highs, mids, and lows with dedicated tweeter and midrange drivers.
- • **Universal Compatibility:** Plug and play with smartphones, tablets, and marine audio systems for effortless control.
- • **Marine-Grade Weatherproofing:** Built to brave sun, salt, and spray—your soundtrack never stops.

## Overview

The BOSS Audio Systems MR4.3B is a pair of 4-inch, 3-way marine speakers delivering up to 200 watts of power. Featuring a 4-ohm impedance and a wide frequency response from 80 Hz to 18 kHz, these weatherproof speakers are engineered with polypropylene cones, rubber surrounds, and aluminum voice coils to withstand harsh marine environments. Perfect for boats and outdoor use, they offer clear, distortion-free sound and easy compatibility with a range of devices.

## 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.

Review: Excelente sonido y calidad
Review: Installed in an old 1974 Chevy and work very well, good sound and no distortion dispute the radios low output power

## 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 |
| Additional Features | Tweeters |
| Age Range Description | Adult |
| Antenna Location | Music,Indoor,Outdoor |
| Audio Driver Type | Dynamic Driver |
| Audio Output Mode | Surround |
| Brand | BOSS Audio Systems |
| Built-In Media | [2 Speakers] |
| Color | BLACK |
| Compatible Devices | Smartphone, Tablet, MP3 Player, Laptop |
| Compatible with Vehicle Type | Boat |
| Connectivity Protocol | Analog |
| Connectivity Technology | Coaxial |
| Control Method | Voice |
| Controller Type | Voice Control |
| Customer Package Type | Standard Packaging |
| Customer Reviews | 4.5 4.5 out of 5 stars (481) |
| Enclosure Material | Plastic |
| Global Trade Identification Number | 00791489120289 |
| Impedance | 4 Ohms |
| Is Waterproof | True |
| Item Dimensions D x W x H | 13.5D x 13.5W x 22.4H centimeters |
| Item Weight | 5.9 Pounds |
| MP3 player | No |
| Manufacturer | Boss Audio Systems, Inc. |
| Model Name | In Door / Out Door |
| Model Number | MR4.3B |
| Mounting Type | Wall Mount |
| Number Of Circuits | 3 |
| Number of Audio Channels | 2 |
| Number of Batteries | 1 12V batteries required. |
| Number of Items | 2 |
| Number of Power Levels | 1 |
| Power Source | Corded Electric |
| Speaker Maximum Output Power | 200 Watts |
| Speaker Size | 4 Inches |
| Speaker Type | Outdoor |
| Specific Uses For Product | Music, Indoor, Outdoor |
| Subwoofer Connectivity Technology | Wired |
| Subwoofer Diameter | 4 Inches |
| Tweeter Diameter | 0.75 Inches |
| UPC | 807032937232 803982861962 804066818834 791489118996 791489120289 |
| Water Resistance Level | Waterproof |
| Wireless Technology | Bluetooth |
| Woofer Diameter | 4 Inches |

## Product Details

- **Audio output mode:** Surround
- **Brand:** BOSS Audio Systems
- **Connectivity technology:** Coaxial
- **Mounting type:** Wall Mount
- **Speaker maximum output power:** 200 Watts

## Images

![BOSS Audio Systems 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)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by C***X on 1 March 2024*

Excelente sonido y calidad

### ⭐⭐⭐⭐⭐ Review
*by M***L on 11 September 2023*

Installed in an old 1974 Chevy and work very well, good sound and no distortion dispute the radios low output power

### ⭐⭐⭐⭐⭐ Review
*by K***H on 21 January 2026*

sound great and good value

## 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
- Moukey Stereo Receivers with Bluetooth 5.0, 400W 2.0 Channel Power Audio Amplifier Stereo System w/USB, SD, AUX, RCA, MIC in w/Echo, LED for Karaoke, Home Theater Speakers - MAMP1

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.lk/products/278726880-boss-audio-systems-mr4-3b-200-watt-per-pair-4](https://www.desertcart.lk/products/278726880-boss-audio-systems-mr4-3b-200-watt-per-pair-4)

---

*Product available on Desertcart Sri Lanka*
*Store origin: LK*
*Last updated: 2026-06-24*