---
product_id: 113663985
title: "Polk Audio Atrium 4 80 Watt Outdoor Speaker (Black)"
brand: "polk audio"
price: "€ 693.00"
currency: EUR
in_stock: true
reviews_count: 5
category: "Polk Audio"
url: https://www.desertcart.hr/products/113663985-polk-audio-atrium-4-80-watt-outdoor-speaker-black
store_origin: HR
region: Croatia
---

# Waterproof for all-weather endurance 80W max output for powerful outdoor sound Speed-lock mounting for effortless install Polk Audio Atrium 4 80 Watt Outdoor Speaker (Black)

**Brand:** polk audio
**Price:** € 693.00
**Availability:** ✅ In Stock

## Summary

> 🎶 Elevate your outdoor vibe with sound that works as hard as you do!

## Quick Answers

- **What is this?** Polk Audio Atrium 4 80 Watt Outdoor Speaker (Black) by polk audio
- **How much does it cost?** € 693.00 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/113663985-polk-audio-atrium-4-80-watt-outdoor-speaker-black)

## 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

- • **Effortless Setup:** Innovative speed-lock mounting system lets you install and adjust with one hand, perfect for busy professionals.
- • **Compact Powerhouse:** Delivers a robust 80 watts of crisp, full-range audio from a sleek 4.5-inch driver—big sound without the bulk.
- • **Precision Audio Clarity:** Anodized aluminum tweeter domes with rubber surrounds and phase caps deliver smooth highs up to 20kHz for crystal-clear sound.
- • **Unstoppable Outdoor Sound:** Engineered to exceed military-grade weatherproof standards, ensuring your music never stops, rain or shine.
- • **Wide Coverage, No Dead Zones:** Steeply-angled baffle design maximizes mid and high-frequency dispersion, filling large outdoor spaces with immersive sound.

## Overview

The Polk Audio Atrium 4 is a rugged, waterproof outdoor speaker boasting 80 watts of powerful, high-fidelity sound. Designed with military-grade durability and an easy speed-lock mounting system, it delivers crystal-clear audio with wide coverage, making it the perfect compact solution for professionals who demand premium sound in any environment.

## Description

From the manufacturer Atrium 4 - All Weather Outdoor Loudspeaker All Weather certified speed- lock mounting system. Big Fidelity, Small Speaker The Compact Atrium4 loudspeaker produces high fidelity sound quality anywhere you want great sound. It's small size makes it ideal for tight, out-of-way installations. Speed Lock Mounting System Simply mount the bracket and click the speaker into place. Aim it and tighten it down. Patented Dynamic Balance The perfect material performance, eliminating driver and tweeter "artifacts" for more realistic sound reproduction at high and low volume levels.

Review: recommended
Review: Rather good, actually

## Features

- Atrium series speakers exceed baseline industrial and military specifications for environmental endurance
- Anodized aluminum tweeter domes with rubber surrounds are absolutely immune to the elements, offer better power handling and smooth response
- Tweeter phase cap smooths the frequency response from 12kHz up to 20kHz, the last audible octave
- Broad coverage baffle design fills a large open outdoor space with big, full-range sound
- Speed-lock mounting system for easy, safe one-handed installations even in difficult locations
- 5 years parts and labor
- A more steeply-angled baffle maximizes critical mid- and high-frequency dispersion over a large area with out sacrificing detail

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00378KMF0 |
| Age Range Description | Adult |
| Antenna Location | Military,Outdoor |
| Audio Driver Size | 11.43 Centimetres |
| Audio Driver Type | Dynamic Driver |
| Audio Output Mode | Surround |
| Box Contents | 2 Black all-weather speakers, 2 Mounting brackets (installed), Owner's Manual, Online Product Registration card, Polk Audio brochure |
| Brand | Polk Audio |
| Brand Name | Polk Audio |
| Colour | Black |
| Compatible Devices | Desktop, Laptop, Television |
| Compatible with Vehicle Type | Car |
| Connectivity Protocol | Bluetooth |
| Connectivity Technology | wired |
| Control Method | Voice |
| Controller Type | Remote Control |
| Customer Reviews | 4.5 out of 5 stars 2,848 Reviews |
| Enclosure Material | Plastic, metal |
| Frequency Response | 25 |
| Global Trade Identification Number | 00747192118792 |
| Impedance Unit of Measure | 8 Ohms |
| Is Waterproof | TRUE |
| Item Dimensions D x W x H | 16D x 19.1W x 24.1H Centimeters |
| Item Weight Unit of Measure | 3.6 Pounds |
| MP3 player | No |
| Manufacturer | Polk Audio |
| Model Name | Atrium 4 |
| Model Number | AM4085-A|4 |
| Mounting Type | Tabletop Mount |
| Network Connectivity Technology | wired |
| Number Of Circuits | 1 |
| Number of Audio Channels | 1 |
| Number of Items | 2 |
| Number of Power Levels | 1 |
| Power Source | Corded Electric |
| Product Features | Bass Boost, Waterproof |
| Series Number | 747192118792 |
| Signal-to-Noise Ratio | 89 dB |
| Speaker Maximum Output Power | 80 Watts |
| Speaker Size | 4.5 Inches |
| Speaker Type | Outdoor |
| Specific Uses For Product | Suitable for outdoor use |
| Subwoofer Connectivity Technology | Wired |
| Subwoofer Speaker Diameter Unit of Measure | 4.25 Inches |
| Tweeter Driver Diameter | 1 Inches |
| UPC | 747192118792 |
| Water Resistance Level | Waterproof |
| Wireless Technology Type | Bluetooth |
| Woofer Driver Diameter | 4.5 Inches |

## Product Details

- **Audio Output Mode:** Surround
- **Brand:** Polk Audio
- **Connectivity Technology:** wired
- **Frequency Response:** 25
- **Speaker Maximum Output Power:** 80 Watts

## Images

![Polk Audio Atrium 4 80 Watt Outdoor Speaker (Black) - Image 1](https://m.media-amazon.com/images/I/71KgV5mMghL.jpg)
![Polk Audio Atrium 4 80 Watt Outdoor Speaker (Black) - Image 2](https://m.media-amazon.com/images/I/41MoU6dsbtL.jpg)
![Polk Audio Atrium 4 80 Watt Outdoor Speaker (Black) - Image 3](https://m.media-amazon.com/images/I/61ZYDtjnLhL.jpg)
![Polk Audio Atrium 4 80 Watt Outdoor Speaker (Black) - Image 4](https://m.media-amazon.com/images/I/51g8hPxq0NL.jpg)
![Polk Audio Atrium 4 80 Watt Outdoor Speaker (Black) - Image 5](https://m.media-amazon.com/images/I/71TrQ6oQfSL.jpg)

## Questions & Answers

**Q: Can it be connected to via bluetooth/ wifi?**
A: No you need Amplifier  for these passive speakers

**Q: Which amplifier support atrium 4 speaker along with  atrium sub100**
A: Pls consider yamaha RS 202 or Yamaha R-N303 best Stereo Amplifiers

**Q: Who provides warranty for Polk Audio's products in India?**
A: PRO FX  provides warranty in India.

**Q: Is this speaker waterproof**
A: Polk Atrium speakers can be installed in open spaces. If it submerge it will get damaged, rain & splash will not effect the speakers.

## Customer Reviews

### ⭐⭐⭐⭐⭐ recommended
*by M***X on 17 September 2025*



### ⭐⭐⭐⭐⭐ Rather good, actually
*by A***G on 9 July 2023*



### ⭐ Damaged on delivery
*by G***H on 15 October 2022*



## Frequently Bought Together

- Polk Audio Atrium 4 Outdoor Speakers with Powerful Bass (Pair, Black), All-Weather Durability, Broad Sound Coverage, Speed-Lock Mounting System
- Fosi Audio BT20A Bluetooth Stereo Amplifier, 2 Channel Home Audio Component Amplifiers for Passive Speakers, Mini Class D Amp Receiver 200W for Indoor/Outdoor/Garage/Ceiling/Bookshelf Speaker
- GearIT Outdoor Speaker Wire CCA 2x2.5mm≤ (60.96 Meters - Black) Copper Clad Aluminum - Hi-Fi Audio Cable for Direct Burial in Ground/in Wall / CL3 CL2 Rated / 2-Conductors - 14 Gauge AWG, 200 Feet

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**Shop now:** [https://www.desertcart.hr/products/113663985-polk-audio-atrium-4-80-watt-outdoor-speaker-black](https://www.desertcart.hr/products/113663985-polk-audio-atrium-4-80-watt-outdoor-speaker-black)

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*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-05-19*