---
product_id: 29477052
title: "Polk Audio DB572 DB+ Series 5\" x 7\" Coaxial Speaker for Car & Marine, 2-Way Boat & Car Audio Speaker, 35-22kHz Frequency Response, Polypropylene Woofer Cone & 3/4\" Silk Dome Tweeter, Subwoofer"
brand: "polk audio"
price: "$39.64"
currency: USD
in_stock: false
reviews_count: 8
url: https://www.desertcart.us/products/29477052-polk-audio-db572-db-series-5-x-7-coaxial-speaker
store_origin: US
region: United States of America
---

# IP56 marine certified 35-22kHz frequency range 225W peak power Polk Audio DB572 DB+ Series 5" x 7" Coaxial Speaker for Car & Marine, 2-Way Boat & Car Audio Speaker, 35-22kHz Frequency Response, Polypropylene Woofer Cone & 3/4" Silk Dome Tweeter, Subwoofer

**Brand:** polk audio
**Price:** $39.64
**Availability:** ❌ Out of Stock

## Summary

> 🌟 Elevate your drive and dive into premium sound—wherever you roam!

## Quick Answers

- **What is this?** Polk Audio DB572 DB+ Series 5" x 7" Coaxial Speaker for Car & Marine, 2-Way Boat & Car Audio Speaker, 35-22kHz Frequency Response, Polypropylene Woofer Cone & 3/4" Silk Dome Tweeter, Subwoofer by polk audio
- **How much does it cost?** $39.64 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/29477052-polk-audio-db572-db-series-5-x-7-coaxial-speaker)

## 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

- • **Marine-Grade Durability:** IP56 certification means salt, sun, and splash won’t stop your soundtrack.
- • **Powerful 225W Peak Output:** Feel every beat with thunderous clarity on land or sea.
- • **Dynamic Balance Technology:** Laser-engineered materials deliver distortion-free, immersive sound.
- • **Easy, Stylish Installation:** Mounting hardware included plus optional grilles to upgrade your ride’s vibe.
- • **Wide Frequency Range (35Hz-22kHz):** From deep bass to crisp highs, experience full-spectrum audio perfection.

## Overview

The Polk Audio DB572 DB+ Series 5" x 7" 2-Way Coaxial Speaker delivers 225W peak power with a polypropylene woofer and silk dome tweeter, engineered with Dynamic Balance technology for distortion-free sound. IP56 marine certification ensures durability against salt, UV, and moisture, making it perfect for both car and marine audio systems. Featuring a 35Hz-22kHz frequency response and easy installation hardware, it’s the ultimate upgrade for audiophiles who demand powerful, clear sound on the go.

## Description

Polk Audio DB572 5" x 7" 2-Way Coaxial Speaker for Car & Marine. The Polk Audio DB572 2-Way Speaker features a 5" x 7" polypropylene woofer cone that can also be used in 6" x 8" application, and a 3/4" silk dome tweeter with a built-in crossover, that delivers smooth and precise sound. These Polk Audio speakers feature Dynamic Balance technology that uses laser imaging to reduce resonance. This DB+ Series speaker is versatile, with mounting hardware included. The grilles (sold separately) add a touch of style to your vehicle's interior, making them a good choice for those who want to customize their installation. Polk Audio tests the DB+ marine speakers rigorously for environmental effects like sun, moisture, and extreme temperature changes. As a result, they're even certified for marine applications, making them a great choice as a car speaker for a car stereo system, or as boat speakers for a marine stereo system. Polk Audio's DB+ Series subwoofers are a great value, delivering smooth, powerful bass. So, if you want to upgrade your sound system without breaking the bank, the DB+ series speakers are an excellent option. Polk's advanced technology and engineering bring out the best in class audio with powerful speaker series, smart speakers, and soundbars, allowing you to sit back, relax and listen with your heart.

## Features

- STELLAR MARINE & CAR SOUND SYSTEM - The Polk DB572 2-Way Coaxial Marine Certified Speaker with 225W peak power, 4-ohm impedance, 5"x7" polypropylene woofer cone that can also be used in 6x8 application, 3/4" silk dome tweeter & a rubber surround
- ELEVATE YOUR CAR AUDIO SPEAKERS - With a built-in crossover, this music speaker directs highs & lows to the respective drivers; it handles up to 75W RMS & boasts a 35-22kHz frequency response, resulting in a high-quality car sound system
- RESONANCE-FREE SOUND - With Dynamic Balance, a Polk Audio proprietary technology, these speakers for car/marine use laser imaging to identify the best combination of speaker materials and ensures a distortion-free response with wide sound dispersion
- SPLASH-PROOF SOUND SYSTEM - Polk DB+ speakers give thunderous output in freshwater boats as marine speakers, motorcycles, ATVs, and others; they have IP56 marine certification with coated steel baskets and are even tested for Salt-fog, UV & Humidity
- EASY TO INSTALL CAR COAXIAL SPEAKERS- Polk provides mounting hardware and grilles enable easy installation, and also add a touch of flair to the vehicle's interior, making it an ideal choice for custom installations as car stereo speakers

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Is Electric | No |
| Power Source | Corded Electric |
| Speaker Maximum Output Power | 225 Watts |
| Subwoofer Connectivity Technology | Wired |
| Connectivity Protocol | Coaxial |
| Connectivity Technology | Coaxial |
| Audio Driver Type | Dynamic Driver |
| Item Weight | 4 Pounds |
| Item Dimensions D x W x H | 13.3"D x 23.2"W x 10.4"H |
| Unit Count | 1.0 Count |
| Number of Audio Channels | 2.0 |
| Frequency Response | 22 KHz |
| Compatible Devices | car |
| Speaker Size | 7 Inches |
| MP3 player | No |
| Color | Black |
| Is Waterproof | FALSE |
| Control Method | Remote |
| Audio Output Mode | Surround |
| Mounting Type | Boat Mount,Coaxial,Top Mount |
| Speaker Type | Coaxial |
| Additional Features | Waterproof |
| Subwoofer Diameter | 5 Inches |

## Product Details

- **Brand:** Polk Audio
- **Speaker Maximum Output Power:** 225 Watts
- **Frequency Response:** 22 KHz
- **Connectivity Technology:** Coaxial
- **Audio Output Mode:** Surround

## Images

![Polk Audio DB572 DB+ Series 5" x 7" Coaxial Speaker for Car & Marine, 2-Way Boat & Car Audio Speaker, 35-22kHz Frequency Response, Polypropylene Woofer Cone & 3/4" Silk Dome Tweeter, Subwoofer - Image 1](https://m.media-amazon.com/images/I/51ItsQ1aWRL.jpg)
![Polk Audio DB572 DB+ Series 5" x 7" Coaxial Speaker for Car & Marine, 2-Way Boat & Car Audio Speaker, 35-22kHz Frequency Response, Polypropylene Woofer Cone & 3/4" Silk Dome Tweeter, Subwoofer - Image 2](https://m.media-amazon.com/images/I/415X7NCB1lL.jpg)
![Polk Audio DB572 DB+ Series 5" x 7" Coaxial Speaker for Car & Marine, 2-Way Boat & Car Audio Speaker, 35-22kHz Frequency Response, Polypropylene Woofer Cone & 3/4" Silk Dome Tweeter, Subwoofer - Image 3](https://m.media-amazon.com/images/I/51D50bqpBHL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great sound at a good price.
*by K***Y on June 29, 2025*

Great sound and an easy install on my 2003 Miata to replace the OEM speakers.

### ⭐⭐⭐⭐⭐ Speakers
*by D***S on August 28, 2024*

Delivered quickly. Amazing sound. Greatly made and really cheap. Did have to modify them a little to fit my speaker lids but not hard to do. Love them.

### ⭐⭐⭐⭐⭐ Unparalleled quality
*by B***E on September 5, 2025*

Can't explain tha look of quality in these speakers nice spider sturdy cone an durable rubber surround n nice tweeter

## Frequently Bought Together

- Polk Audio DB572 DB+ Series 5" x 7" Coaxial Speaker for Car & Marine, 2-Way Boat & Car Audio Speaker, 35-22kHz Frequency Response, Polypropylene Woofer Cone & 3/4" Silk Dome Tweeter, Easy Installation
- Metra 72-5600 Ford Speaker Harness 1998-UP
- METRA - Ford 1998-Up Speaker Harness - Pair (72-5601)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-02-25*