---
product_id: 521516834
title: "Dymension DM90 Integrated Height Module, Snap-in Connection System, Upward-Firing Drivers, Dolby Atmos/DTS:X Enabled, Compatible with Dymension DM70 and DM80 Speakers, Black"
brand: "definitive technology"
price: "HK$9616"
currency: HKD
in_stock: true
reviews_count: 2
category: "Definitive Technology"
url: https://www.desertcart.hk/products/521516834-dymension-dm90-integrated-height-module-snap-in-connection-system-upward
store_origin: HK
region: Hong Kong
---

# Snap-in secure plug & play Patented Linear Response Waveguide 5.25" upward-firing woofer Dymension DM90 Integrated Height Module, Snap-in Connection System, Upward-Firing Drivers, Dolby Atmos/DTS:X Enabled, Compatible with Dymension DM70 and DM80 Speakers, Black

**Brand:** definitive technology
**Price:** HK$9616
**Availability:** ✅ In Stock

## Summary

> 🎧 Elevate your soundscape—because ordinary speakers just don’t cut it anymore.

## Quick Answers

- **What is this?** Dymension DM90 Integrated Height Module, Snap-in Connection System, Upward-Firing Drivers, Dolby Atmos/DTS:X Enabled, Compatible with Dymension DM70 and DM80 Speakers, Black by definitive technology
- **How much does it cost?** HK$9616 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/521516834-dymension-dm90-integrated-height-module-snap-in-connection-system-upward)

## Best For

- definitive technology enthusiasts

## Why This Product

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

## Key Features

- • **Seamless Integration:** Snap-in connection system ensures quick, secure attachment to Dymension DM70/DM80 towers—no hassle, just pure sound.
- • **Future-Proof Your Setup:** Easily upgrade your existing Dymension speakers to a cutting-edge 3D audio experience without replacing your entire system.
- • **Immersive Overhead Audio:** Experience lifelike Dolby Atmos & DTS:X sound with upward-firing drivers that elevate your home theater.
- • **Patented Sonic Precision:** Balanced Double Surround System (BDSS) and Linear Response Waveguide deliver crystal-clear midrange and room-filling dispersion.
- • **Consistent Signature Sound:** Voice-matched with the full Dymension series for a cohesive, premium audio environment that impresses every guest.

## Overview

The Definitive Technology Dymension DM90 is a premium height module designed to upgrade Dymension DM70 and DM80 bipolar tower speakers with Dolby Atmos and DTS:X capabilities. Featuring a 5.25-inch upward-firing mid/bass woofer, aluminum oxide tweeter, and patented BDSS and Linear Response Waveguide technologies, it delivers immersive, room-filling sound with effortless snap-in installation. Perfect for professionals seeking a sleek, high-performance home audio upgrade that blends seamlessly with existing systems.

## Description

Heighten your Dymension DM70 and DM80 bipolar tower speakers and make them Dolby Atmos enabled with the Definitive Technology Dymension DM90 Integrated Height Module - a purpose-built add-on module that features upward-firing drivers for a more immersive listening experience through Dolby Atmos and DTS:X soundtracks. The snap-in connection system of this Dolby Atmos speaker makes easy electrical connections and securely connects the height module to the top of the tower speaker so you can get an ultra-realistic speaker system. This speaker also has a patented Linear Response Waveguide that extends off-axis dispersion for total sonic immersion and room-filling sound. Its 5.25" mid/bass woofer with patented Balanced Double Surround System technology (BDSS) for superior midrange detail and tweeter with aluminum oxide design for explicit voice provides a smooth extended response with crisp transients and exceptional definition. The consistent sound across Definitive Technology gives you the flexibility to mix and match Dymension, Dymension CI, and Mythos speakers, which can be voice-matched to design a complete home system.

Review: Great sound when paired with DM 70 towers - Easy to install great Sound quality and they make movies come alive.
Review: Definitive Technology - Beware: These speakers were listed as new. They were not new, half of the original packaging was missing. One of the speakers wrapped in original protective sleeve and no owners manual.

## Features

- ASTONISHING OVERHEAD SOUND - With an upward-firing 5.25" mid/bass woofer for lifelike, balanced sound and an Aluminum Oxide Tweeter, the Definitive Technology Dymension DM90 Integrated Height Module brings immersive Dolby Atmos & DTS:X soundtracks to life
- FOR DYMENSION SERIES SPEAKERS - The DM90 add-on height speaker connects easily to the timbre-matched Dymension DM80 or DM70 bipolar tower speakers and makes them Dobly Atmos-enabled, giving you the DTS:X speaker system of your dreams
- EASY, QUICK & SECURE PLUG-AND-PLAY OPERATION - The floorstanding speakers and the height module feature a snap-in connection system that makes electrical connections and secures the height module to the top of the speaker
- PATENTED TECHNOLOGIES - Apart from patented BDSS, this speaker module also features a patented Linear Response Waveguide that extends off-axis dispersion for total sonic immersion and delivers great sound everywhere in the room
- TOP-NOTCH SPEAKER SERIES - The Definitive Technology Dymension series includes a range of high-performance center-channel, floor-standing, bipolar tower, surround sound, and on-wall speakers to deliver the best-in-class audio through any home audio system

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BT4GXM1F |
| Audio Driver Size | 5.25 Inches |
| Audio Driver Type | Dynamic Driver |
| Best Sellers Rank | #260,707 in Electronics ( See Top 100 in Electronics ) #138 in Floorstanding Speakers |
| Color | Black |
| Compatible Devices | Dymension DM80 and DM70 bipolar tower speakers |
| Control Method | Voice |
| Customer Reviews | 4.6 4.6 out of 5 stars (8) |
| Date First Available | February 22, 2023 |
| Included Components | Speakers (2) |
| Is Discontinued By Manufacturer | No |
| Is Waterproof | False |
| Item Weight | 10.14 pounds |
| Item model number | 300571-01-00-005 |
| Manufacturer | Definitive Technology |
| Model Name | DM90 |
| Number of Items | 1 |
| Power Source | Corded Electric |
| Product Dimensions | 15.3"D x 7.3"W x 6"H |
| Recommended Uses For Product | For Surround Sound Systems |
| Set Name | Dymension |
| Shape | rectangular prism |
| Speaker Size | 5.25 Inches |
| Speaker Type | Component |
| Special Feature | Bass Boost |
| Specific Uses For Product | Home audio systems, Dolby Atmos-enabled soundtracks, DTS:X speaker systems |
| Style | DM90 |
| Subwoofer Connectivity Technology | Wired |
| Surround Sound Channel Configuration | 5.1.2 or 7.1.2 |
| UPC | 747192137236 |
| Unit Count | 1.0 Count |
| Warranty Type | Limited |
| Water Resistance Level | Not Water Resistant |
| Wireless Communication Technology | No Wireless Communication Technology |
| Woofer Diameter | 5.25 Inches |

## Product Details

- **Audio Output Mode:** Surround
- **Brand:** Definitive Technology
- **Connectivity Technology:** Radio
- **Mounting Type:** Plug Mount
- **Speaker Maximum Output Power:** 100 Watts

## Images

![Dymension DM90 Integrated Height Module, Snap-in Connection System, Upward-Firing Drivers, Dolby Atmos/DTS:X Enabled, Compatible with Dymension DM70 and DM80 Speakers, Black - Image 1](https://m.media-amazon.com/images/I/21cfb5kVkUL.jpg)
![Dymension DM90 Integrated Height Module, Snap-in Connection System, Upward-Firing Drivers, Dolby Atmos/DTS:X Enabled, Compatible with Dymension DM70 and DM80 Speakers, Black - Image 2](https://m.media-amazon.com/images/I/31EvDU9TDXL.jpg)
![Dymension DM90 Integrated Height Module, Snap-in Connection System, Upward-Firing Drivers, Dolby Atmos/DTS:X Enabled, Compatible with Dymension DM70 and DM80 Speakers, Black - Image 3](https://m.media-amazon.com/images/I/41u3+ns4sdL.jpg)
![Dymension DM90 Integrated Height Module, Snap-in Connection System, Upward-Firing Drivers, Dolby Atmos/DTS:X Enabled, Compatible with Dymension DM70 and DM80 Speakers, Black - Image 4](https://m.media-amazon.com/images/I/51JgfvDqglL.jpg)
![Dymension DM90 Integrated Height Module, Snap-in Connection System, Upward-Firing Drivers, Dolby Atmos/DTS:X Enabled, Compatible with Dymension DM70 and DM80 Speakers, Black - Image 5](https://m.media-amazon.com/images/I/51YVXo+6-XL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great sound when paired with DM 70 towers
*by A***R on March 12, 2025*

Easy to install great Sound quality and they make movies come alive.

### ⭐⭐⭐ Definitive Technology
*by C***M on May 15, 2024*

Beware: These speakers were listed as new. They were not new, half of the original packaging was missing. One of the speakers wrapped in original protective sleeve and no owners manual.

## Frequently Bought Together

- Definitive Technology Dymension DM90 Integrated Height Module, Snap-in Connection System, Upward-Firing Drivers, Dolby Atmos/DTS:X Enabled, Compatible with Dymension DM70 and DM80 Speakers, Black
- Definitive Technology Dymension DM80 Flagship Tower Speaker, Adjustable Bipolar Arrays, 4 BDSS Mid/Bass Woofers, 3XR Architecture with Built-in 12” Subwoofer, Dolby Atmos/DTS:X Ready, Black
- Definitive Technology Dymension DM30 Flagship Center Channel Speaker, 5-Driver Array - (4) 4" Midrange Woofers & (1) 1" Tweeter, for Dymension Series Speakers, Immersive Home Theater Audio, Black

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*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-01-31*