---
product_id: 382027187
title: "Polk Audio Monitor XT12 12\" Powered Subwoofer, Deep Bass (Midnight Black)"
brand: "polk audio"
price: "4750.33 DT"
currency: TND
in_stock: true
reviews_count: 13
category: "Polk Audio"
url: https://www.desertcart.tn/products/382027187-polk-audio-monitor-xt12-12-powered-subwoofer-deep-bass-midnight
store_origin: TN
region: Tunisia
---

# 100W Class A/B Amplifier 12" Dynamic Balanced Woofer Adjustable crossover & phase controls Polk Audio Monitor XT12 12" Powered Subwoofer, Deep Bass (Midnight Black)

**Brand:** polk audio
**Price:** 4750.33 DT
**Availability:** ✅ In Stock

## Summary

> 🎶 Unleash the bass that commands the room — because your sound deserves to be legendary.

## Quick Answers

- **What is this?** Polk Audio Monitor XT12 12" Powered Subwoofer, Deep Bass (Midnight Black) by polk audio
- **How much does it cost?** 4750.33 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/382027187-polk-audio-monitor-xt12-12-powered-subwoofer-deep-bass-midnight)

## Best For

- polk audio enthusiasts

## Why This Product

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

## Key Features

- • **Sleek, Modern Design:** A stylish midnight black finish and rigid MDF cabinet blend seamlessly into any upscale home décor.
- • **Expandable Bass Power:** Add a second MXT12 subwoofer for perfectly matched, room-filling low frequencies that elevate every movie and track.
- • **Deep, Room-Shaking Bass:** Feel every beat with a powerful 12" woofer delivering bass down to 24Hz for immersive sound.
- • **Precision-Tuned Audio Control:** Customize your experience with volume, crossover (80-160Hz), and phase polarity adjustments for flawless integration.
- • **Seamless Dolby Atmos & DTS:X Compatibility:** Plug and play with the latest AV receivers for next-level surround sound immersion.

## Overview

The Polk Audio Monitor XT12 is a 12-inch powered subwoofer featuring a dynamic balanced woofer and a 100W Class A/B amplifier, delivering deep bass down to 24Hz. Designed with a rigid, low-resonance MDF cabinet and precision-fit grille, it ensures distortion-free sound. Compatible with Dolby Atmos and DTS:X AV receivers, it offers adjustable volume, crossover, and phase controls for tailored audio performance. Ideal for home theaters and music setups, it supports expansion with a second subwoofer for enhanced bass uniformity.

## Description

The Polk Monitor XT12 powered subwoofer is outfitted with a 12” Dynamic Balanced Woofer and 100 W peak Class A/B amplification; delivering loud, low, effortless bass. Audiophiles, homeowners, or anyone who is a gamer can enjoy movies, music, and gaming; with more impact, amazing speed, and control even at 24 Hz. Built-in controls for volume, variable crossover (80–160 Hz), and phase polarity (0/180) allow quick room tuning. The home audio subwoofers have a rigid, low-resonance cabinet that keeps each note clean; while the driver moves ample air for truly deep bass. Easily integrated into any home theater or music listening environment. Featuring new woofer, amplifier, and cabinet designs—the MXT12 12 inch subwoofers fulfill the Polk promise of great sound for all. Add another, same-model subwoofer to your setup to improve realism, smooth peaks and dips; deliver even bass for every movie and song.

Review: Deep, Clean Bass That Completely Transformed My Home Theater - Deep, Clean Bass That Completely Transformed My Home Theater I purchased the Polk Monitor XT12 powered subwoofer as part of a home theater upgrade, and it has been one of the most impactful additions to my entire setup. Setup was quick and straightforward. The controls are easy to access, and integrating the subwoofer with my receiver took only a few minutes. Once calibrated, the difference was immediately noticeable. The 12-inch woofer produces deep, powerful bass that adds a whole new level of immersion to movies, gaming, and music. Action scenes have a satisfying low-end impact without sounding muddy or overpowering. Explosions, sound effects, and movie soundtracks feel much more realistic and engaging. What impressed me most is how well the XT12 balances power and clarity. It can deliver room-filling bass when needed, but it also remains controlled and musical during everyday listening. Whether watching movies, streaming shows, or listening to music, the bass feels natural and well integrated with the rest of the speakers. The cabinet feels solid and well-built, and the overall design looks clean and modern without drawing unnecessary attention to itself. Pros: • Deep and powerful bass performance • Excellent value for the price • Easy setup and integration • Clean, controlled low-frequency response • Great for both movies and music • Solid construction and attractive design Cons: • Large cabinet may require some planning for placement • May be more output than necessary for smaller rooms After extended use, I continue to be impressed with this subwoofer. It has added depth, impact, and realism to my entertainment system without requiring a premium budget. If you're looking for a powerful home theater subwoofer that delivers excellent performance and value, the Polk Monitor XT12 is an easy 5-star recommendation.
Review: Polk Audio Home Theater System Review Blown Away! - Let me start by saying I never leave reviews. But after finishing my dedicated theater room and firing up my Polk Audio setup, I had to make an exception. Simply put: I'm blown away. My system includes: 2 Polk XT70 Towers 2 XT30 Centers (yes, two centers, and clarity is unreal) 2 OWM3s for rear surround 1 XT12 Subwoofer Powered by a Denon AVR-S570BT I spent around $1,200–$1,300 on this setup, and it performs like something three to four times that price. I tested it with everything from Star Wars, Top Gun: Maverick, Mission: Impossible, Transformers, and the full Marvel catalog. Every explosion, orchestral swell, and whispered line is crisp, dynamic, and immersive. The sub hits hard when needed, and the highs and mids are perfectly balanced. Dialogue clarity is exceptional, and music playback is just as impressive, with a wide soundstage, tight bass, and clean highs. As someone working in film and television, I use this system to review projects before sending them to streaming platforms. It gives me confidence that our audio is tight across all frequencies and plays beautifully on real-world systems. If you're looking for a budget-friendly, high-performance setup, get yourself a Polk system and pair it with a Denon AVR. Trust me, you won’t be disappointed. The smile on my face during the first listen said it all.

## Features

- POWERFUL SUB FOR EFFORTLESS BASS - The Polk Monitor XT12 Subwoofer and amp package features a long-throw, high excursion 12" Dynamically Balanced Woofer powered by a 100W Class A/B Amplifier; delivering bass down to 24Hz for music, movies, games
- PREMIUM BUILD QUALITY AND MODERN DESIGN - An upgrade to the acclaimed Monitor series, the Polk Monitor XT series features innovations in affordable, great sounding speakers; their stylish design blends with any home décor
- DISTORTION-FREE AUDIO - The MXT12 12 inch subwoofer is housed inside a rigid, critically braced MDF cabinet with a removable, precision-fit grille that isolates woofer sound; minimizing resonances and sonic interference for pure sound
- VERSATILE COMPATIBILITY & CONVENIENT CONTROLS - This Polk Audio subwoofer is compatible with the latest Dolby Atmos & DTS:X AV receivers; fine tune MXT12 with volume, variable crossover (80-160Hz) and phase polarity (0/180) control
- NUMEROUS CONNECTION OPTIONS - The MXT12 subwoofer perfectly complements most home theater systems. Easily connect your receiver with this subwoofer via line level RCA, LFE (unfiltered/low pass disabled) and nickel plated 5-way binding post inputs
- ADD A SECOND SUB FOR RUMBLING AUDIO – The timbre matched Polk components ensure seamless speaker-to-speaker blending with other Monitor XT speakers. Add another same-model Polk subwoofer for more bass and uniform low frequencies throughout the room

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09BMX6GPT |
| Additional Features | Dolby Enabled |
| Antenna Location | For Surround Sound Systems |
| Audio Driver Size | 12 inches |
| Audio Driver Type | Dynamic Driver |
| Audio Output Mode | Surround |
| Best Sellers Rank | #4,187 in Electronics ( See Top 100 in Electronics ) #23 in Home Audio Subwoofers |
| Brand | Polk Audio |
| Built-In Media | Speaker |
| Color | Black |
| Compatible Devices | Home Theater |
| Connectivity Protocol | RCA, LFE |
| Connectivity Technology | RCA |
| Control Method | Remote |
| Controller Type | Corded Electric |
| Customer Reviews | 4.6 out of 5 stars 271 Reviews |
| Enclosure Material | Engineered Wood |
| Frequency Response | 40 KHz |
| Impedance | 4 ohm |
| Is Waterproof | False |
| Item Dimensions D x W x H | 16"D x 18"W x 16"H |
| Item Type Name | Subwoofer |
| Item Weight | 39 pounds |
| Manufacturer | Polk |
| Model Name | MXT12 |
| Model Number | MXT12 |
| Mounting Type | Floor Standing |
| Number of Audio Channels | 5.1 |
| Number of Items | 1 |
| Power Source | Corded Electric |
| Speaker Maximum Output Power | 100 watts |
| Speaker Size | 12 inches |
| Speaker Type | Subwoofer |
| Specific Uses For Product | Home Entertainment Systems, Surround Sound Setups |
| Subwoofer Connectivity Technology | Wired |
| Subwoofer Diameter | 12 inches |
| UPC | 747192135058 |
| Unit Count | 1 Count |
| Warranty Description | 5 Years |
| Warranty Type | Full |
| Water Resistance Level | Not Water Resistant |
| Wireless Technology | No Wireless Communication Technology |
| Woofer Diameter | 12 inches |

## Product Details

- **Audio Output Mode:** Surround
- **Brand:** Polk Audio
- **Connectivity Technology:** RCA
- **Frequency Response:** 40 KHz
- **Speaker Maximum Output Power:** 100 watts

## Images

![Polk Audio Monitor XT12 12" Powered Subwoofer, Deep Bass (Midnight Black) - Image 1](https://m.media-amazon.com/images/I/51k9nFdynKL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Deep, Clean Bass That Completely Transformed My Home Theater
*by J***G on June 3, 2026*

Deep, Clean Bass That Completely Transformed My Home Theater I purchased the Polk Monitor XT12 powered subwoofer as part of a home theater upgrade, and it has been one of the most impactful additions to my entire setup. Setup was quick and straightforward. The controls are easy to access, and integrating the subwoofer with my receiver took only a few minutes. Once calibrated, the difference was immediately noticeable. The 12-inch woofer produces deep, powerful bass that adds a whole new level of immersion to movies, gaming, and music. Action scenes have a satisfying low-end impact without sounding muddy or overpowering. Explosions, sound effects, and movie soundtracks feel much more realistic and engaging. What impressed me most is how well the XT12 balances power and clarity. It can deliver room-filling bass when needed, but it also remains controlled and musical during everyday listening. Whether watching movies, streaming shows, or listening to music, the bass feels natural and well integrated with the rest of the speakers. The cabinet feels solid and well-built, and the overall design looks clean and modern without drawing unnecessary attention to itself. Pros: • Deep and powerful bass performance • Excellent value for the price • Easy setup and integration • Clean, controlled low-frequency response • Great for both movies and music • Solid construction and attractive design Cons: • Large cabinet may require some planning for placement • May be more output than necessary for smaller rooms After extended use, I continue to be impressed with this subwoofer. It has added depth, impact, and realism to my entertainment system without requiring a premium budget. If you're looking for a powerful home theater subwoofer that delivers excellent performance and value, the Polk Monitor XT12 is an easy 5-star recommendation.

### ⭐⭐⭐⭐⭐ Polk Audio Home Theater System Review Blown Away!
*by B***. on June 30, 2025*

Let me start by saying I never leave reviews. But after finishing my dedicated theater room and firing up my Polk Audio setup, I had to make an exception. Simply put: I'm blown away. My system includes: 2 Polk XT70 Towers 2 XT30 Centers (yes, two centers, and clarity is unreal) 2 OWM3s for rear surround 1 XT12 Subwoofer Powered by a Denon AVR-S570BT I spent around $1,200–$1,300 on this setup, and it performs like something three to four times that price. I tested it with everything from Star Wars, Top Gun: Maverick, Mission: Impossible, Transformers, and the full Marvel catalog. Every explosion, orchestral swell, and whispered line is crisp, dynamic, and immersive. The sub hits hard when needed, and the highs and mids are perfectly balanced. Dialogue clarity is exceptional, and music playback is just as impressive, with a wide soundstage, tight bass, and clean highs. As someone working in film and television, I use this system to review projects before sending them to streaming platforms. It gives me confidence that our audio is tight across all frequencies and plays beautifully on real-world systems. If you're looking for a budget-friendly, high-performance setup, get yourself a Polk system and pair it with a Denon AVR. Trust me, you won’t be disappointed. The smile on my face during the first listen said it all.

### ⭐⭐⭐⭐⭐ Very good quality inexpensive sub
*by R***N on February 2, 2024*

I was replacing an old, much more expensive Velodyne sub (may it RIP). Not wishing to spend a fortune on one this time around, I opted for this Polk sub. I had some concerns about the quality attainable in this price range, but I knew Polk as a quality brand, and I was pleased with the purchase. Yes, this sub can shake your house if that’s what you want. It can probably shake your neighbor’s house, too, if you turn it up some more. But I was after neither of those things. It was clean and accurate base which adds color to the sound without being overwhelming I was looking for. In fact, from where I stand, if you are playing an audio track, and one can tell right away that there is a sub, it’s probably too loud. Clean and accurate base is exactly what this sub delivered for me. Someone here mentioned that auto-on wasn’t working well. It does work very well for me. Just don’t limit LFE output too much on your AMP. I have it limited to 120 Hz on the receiver to make sure a good amount of output flows into the sub to reliably trigger auto-on. Then I limit the frequency with the sub’s own crossover some more to achieve a perfect balance. If I were to make a wish, it would be to have an LED indicator on the front of the sub to see that it did turn on, like my old sub had. Assuming nothing fails through it is certainly not a necessity and would require an add-on to materials and cost.

## Frequently Bought Together

- Polk Monitor XT12 Powered Sub - 12" Dynamic Balanced Woofer & 100W Class A/B Amplifier, Low-Resonance MDF Cabinet & Removable Grille, Dolby Atmos & DTS:X Compatible, Midnight Black
- Amazon Basics Speaker Cable, Easy Assembly, 16-Gauge, Bronze, 100 ft
- FosPower Banana Plugs 10 Pairs / 20 pcs, Closed Screw 24K Gold Plated Speaker Plug Connectors for Speaker Wire, Wall Plate, Home Theater, Audio/Video Receiver, Amplifiers and Sound Systems

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-10-03*