---
product_id: 649388694
title: "MB QuartXK2-108 3.5-Inch 140 Watt 2-Way Coaxial Speaker System for Superior Car Audio Performance"
brand: "mb quart"
price: "$U5712"
currency: UYU
in_stock: true
url: https://www.desertcart.uy/products/649388694-mb-quartxk2-108-3-5-inch-140-watt-2-way
store_origin: UY
region: Uruguay
---

# 140W peak power 88dB sensitivity Compact 3.5-inch design MB QuartXK2-108 3.5-Inch 140 Watt 2-Way Coaxial Speaker System for Superior Car Audio Performance

**Brand:** mb quart
**Price:** $U5712
**Availability:** ✅ In Stock

## Summary

> 🎶 Elevate your drive with sound that speaks volumes!

## Quick Answers

- **What is this?** MB QuartXK2-108 3.5-Inch 140 Watt 2-Way Coaxial Speaker System for Superior Car Audio Performance by mb quart
- **How much does it cost?** $U5712 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.uy](https://www.desertcart.uy/products/649388694-mb-quartxk2-108-3-5-inch-140-watt-2-way)

## Best For

- mb quart enthusiasts

## Why This Product

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

## Key Features

- • **Power That Packs a Punch:** 70W RMS & 140W peak deliver dynamic, room-filling sound that commands attention on every drive.
- • **Sleek, Space-Savvy Design:** Compact 3.5-inch speakers fit effortlessly into your car’s interior without sacrificing sound performance.
- • **Crystal-Clear Audio Precision:** 88dB sensitivity and 55Hz-22kHz frequency range ensure every note and lyric hits with studio-quality clarity.
- • **Built to Last, Built to Impress:** Premium materials guarantee durability and consistent high performance, mile after mile.
- • **Universal Upgrade for Your Ride:** Seamlessly compatible with most car audio systems—transform your daily commute into a concert experience.

## Overview

The MB Quart XK2-108 is a 3.5-inch 2-way coaxial speaker system delivering 70 watts RMS and 140 watts peak power per pair. With 88dB sensitivity and a wide 55Hz-22kHz frequency response, it offers clear, dynamic audio. Its compact design and durable build make it an easy, reliable upgrade for a variety of car audio setups.

## Description

MB QuartXK2-108 3.5-Inch 140 Watt 2-Way Coaxial Speaker System for Superior Car Audio Performance

## Features

- High Power Handling: 70 watts RMS and 140 watts peak power per pair for robust and dynamic sound.
- Exceptional Audio Clarity: 88dB sensitivity and 55Hz-22kHz frequency response for precise and clear audio performance.
- Durable Construction: Built with high-quality materials for long-lasting performance and reliability.
- Compact Design: 3.5-inch size with a cut-out diameter of 3.41 inches and 1.5-inch depth from the flange for easy installation in various vehicles.
- Versatile Compatibility: Suitable for a wide range of car audio systems, providing a significant upgrade to your vehicle's sound quality.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Is Electric | No |
| Power Source | Corded Electric |
| Speaker Maximum Output Power | 140 Watts |
| Connectivity Protocol | Coaxial |
| Connectivity Technology | Coaxial |
| Number Of Circuits | 2 |
| Item Dimensions D x W x H | 4"D x 3.5"W x 1.5"H |
| Number of Audio Channels | 2.0 |
| Compatible with Vehicle Type | Car, Truck |
| Speaker Size | 3.5 Inches |
| Woofer Diameter | 3.5 Inches |
| MP3 player | No |
| Is Waterproof | FALSE |
| Audio Output Mode | Stereo |
| Mounting Type | Door Mount |
| Speaker Type | Coaxial |
| Recommended Uses For Product | For Car Audio |

## Product Details

- **Brand:** MB Quart
- **Speaker maximum output power:** 140 Watts
- **Frequency response:** 55 Hz
- **Connectivity technology:** Coaxial
- **Audio output mode:** Stereo

## Images

![MB QuartXK2-108 3.5-Inch 140 Watt 2-Way Coaxial Speaker System for Superior Car Audio Performance - Image 1](https://m.media-amazon.com/images/I/713Epdw-I7L.jpg)
![MB QuartXK2-108 3.5-Inch 140 Watt 2-Way Coaxial Speaker System for Superior Car Audio Performance - Image 2](https://m.media-amazon.com/images/I/81m5LLesg7L.jpg)
![MB QuartXK2-108 3.5-Inch 140 Watt 2-Way Coaxial Speaker System for Superior Car Audio Performance - Image 3](https://m.media-amazon.com/images/I/71jzBG5m-yL.jpg)
![MB QuartXK2-108 3.5-Inch 140 Watt 2-Way Coaxial Speaker System for Superior Car Audio Performance - Image 4](https://m.media-amazon.com/images/I/81zePZhPPnL.jpg)
![MB QuartXK2-108 3.5-Inch 140 Watt 2-Way Coaxial Speaker System for Superior Car Audio Performance - Image 5](https://m.media-amazon.com/images/I/71Ng0UKLUyL.jpg)

## Frequently Bought Together

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**Shop now:** [https://www.desertcart.uy/products/649388694-mb-quartxk2-108-3-5-inch-140-watt-2-way](https://www.desertcart.uy/products/649388694-mb-quartxk2-108-3-5-inch-140-watt-2-way)

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*Product available on Desertcart Uruguay*
*Store origin: UY*
*Last updated: 2026-02-07*