---
product_id: 293487237
title: "MB Quart Formula Series 6.5\" Slim Mount 2-Way Coaxial Speakers"
brand: "mb quart"
price: "HK$857"
currency: HKD
in_stock: true
url: https://www.desertcart.hk/products/293487237-mb-quart-formula-series-6-5-slim-mount-2-way
store_origin: HK
region: Hong Kong
---

# Aluminum Dome Tweeters 400W Power Handling Durable Butyl Rubber MB Quart Formula Series 6.5" Slim Mount 2-Way Coaxial Speakers

**Brand:** mb quart
**Price:** HK$857
**Availability:** ✅ In Stock

## Summary

> 🎉 Elevate Your Sound Experience!

## Quick Answers

- **What is this?** MB Quart Formula Series 6.5" Slim Mount 2-Way Coaxial Speakers by mb quart
- **How much does it cost?** HK$857 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/293487237-mb-quart-formula-series-6-5-slim-mount-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

- • **Robust Build Quality:** Butyl rubber surrounds provide durability and enhance mid-bass impact for a richer audio experience.
- • **WIDESHERE Technology:** Experience a broad 'sweet spot' for every listener, ensuring no one misses a beat.
- • **Powerful Sound Output:** With a staggering 400 watts of power handling, these speakers are designed to elevate your audio game.
- • **Seamless Installation:** Textured ABS gasket ensures a rigid seal, making installation a breeze and sound leakage a thing of the past.
- • **High-Performance Tweeters:** Aluminum dome tweeters deliver crisp highs and extended frequency response for natural sound.

## Overview

The MB Quart Formula Series 6.5" Slim Mount 2-Way Coaxial Speakers are engineered for superior sound quality and durability. Featuring WIDESHERE technology for an expansive listening area, aluminum dome tweeters for high output, and butyl rubber surrounds for enhanced mid-bass, these speakers are perfect for audiophiles seeking a powerful audio upgrade. With a robust power handling of 400 watts, they promise to deliver an immersive sound experience that resonates with every listener.

## Description

MB Quart Formula Series 6.5" Slim Mount 2-Way Coaxial Speakers

## Features

- WIDESHERE creates a large "sweet spot" for all listeners, even from the smallest speakers
- Aluminum dome tweeters deliver high output, extended frequency response & natural music reproduction
- Butyl rubber surrounds provide durability & deeper mid-bass impact
- Textured ABS gasket assures a rigid linear seal to the mounting surface
- Pure copper voice coil creates a strong magnetic field with a very thin extrusion

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Mb Quart(r) |
| Brand | MB Quart |
| Model | FKB116S |
| Product Dimensions | 75.69 x 54.61 x 50.8 cm; 1.34 Kilograms |
| Item model number | FKB116S |
| Manufacturer Part Number | FKB116S |
| Special Features | Power Handling |
| Wattage | 400 watts |
| Item Weight | 1.34 Kilograms |

## Product Details

- **Brand:** MB Quart
- **Speaker maximum output power:** 120 Watts
- **Frequency response:** 100 Hz
- **Connectivity technology:** Coaxial
- **Audio output mode:** Stereo

## Images

![MB Quart Formula Series 6.5" Slim Mount 2-Way Coaxial Speakers - Image 1](https://m.media-amazon.com/images/I/610INWmtHBL.jpg)

## Questions & Answers

**Q: Do these come with grilles?  I noticed some confusion on this topic with the non-shallow mount version of this speaker.**
A: Grills are not included.

**Q: Depth? Slim but how slim?**
A: 1.65 inches

## Frequently Bought Together

- MB Quart FKB116S Formula Slim Mount Car Speakers (Black, Pair) – 6.5 Inch Coaxial Speakers, 60 Watt, Car Audio, Internal Crossover, 1 Inch Tweeters (Grills Not Included)
- MB Quart FSB216 Formula Series 6.5" Component Speaker System
- MB Quart FKB169 MB Quart Formula 6 x 9-Inch 2-Way Car Speakers, Black

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**Shop now:** [https://www.desertcart.hk/products/293487237-mb-quart-formula-series-6-5-slim-mount-2-way](https://www.desertcart.hk/products/293487237-mb-quart-formula-series-6-5-slim-mount-2-way)

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*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-02-27*