---
product_id: 433166408
title: "BOSS Audio Systems UNI4RGB ATV UTV Marine Boat IPX5 Weatherproof 4 Inch Stereo Wake Tower Speakers (x4) And 4 Channel Weatherproof Bluetooth Amplifier"
brand: "boss audio systems"
price: "¥145649"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/433166408-boss-audio-systems-uni4rgb-atv-utv-marine-boat-ipx5-weatherproof
store_origin: JP
region: Japan
---

# Bluetooth streaming + remote control 500W peak power output IPX5 weatherproof rating BOSS Audio Systems UNI4RGB ATV UTV Marine Boat IPX5 Weatherproof 4 Inch Stereo Wake Tower Speakers (x4) And 4 Channel Weatherproof Bluetooth Amplifier

**Brand:** boss audio systems
**Price:** ¥145649
**Availability:** ✅ In Stock

## Summary

> 🎶 Ride the waves and trails with unstoppable sound!

## Quick Answers

- **What is this?** BOSS Audio Systems UNI4RGB ATV UTV Marine Boat IPX5 Weatherproof 4 Inch Stereo Wake Tower Speakers (x4) And 4 Channel Weatherproof Bluetooth Amplifier by boss audio systems
- **How much does it cost?** ¥145649 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/433166408-boss-audio-systems-uni4rgb-atv-utv-marine-boat-ipx5-weatherproof)

## Best For

- boss audio systems enthusiasts

## Why This Product

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

## Key Features

- • **USB Charging Port:** Keep your devices powered up on the go—music and convenience in one package.
- • **Powerful 500W Output:** Feel the bass with 125W max per channel, delivering crystal-clear sound on any terrain.
- • **Full-Range Audio Flexibility:** Supports both speakers and subwoofers for a rich, immersive sound experience.
- • **IPX5 Weatherproof Durability:** Built to brave rain, splashes, and marine conditions—your soundtrack never stops.
- • **Bluetooth Amplifier with Remote:** Stream Spotify, Pandora, or your favorite playlists wirelessly with easy remote control.

## Overview

The UNI4RGB system by BOSS Audio Systems combines four IPX5 weatherproof 4-inch wake tower speakers with a 4-channel Bluetooth amplifier delivering up to 500 watts peak power. Designed for ATVs, UTVs, and marine use, it offers wireless streaming, remote control, full-range audio support, and USB device charging, ensuring premium sound performance in all weather conditions.

## Description

UNI4RGB ATV UTV Marine Boat IPX5 Weatherproof 4 Inch Stereo Wake Tower Speakers (x4) And 4 Channel Weatherproof Bluetooth Amplifier

## Features

- Bluetooth Amplifier - You do not need a head unit. Just power up the BPS4B and hook up some speakers to it. The included Bluetooth remote control lets you stream your music via your Bluetooth device and use apps like Spotify and Pandora
- Power - 125 Watts Max x 4 @4-Ohms, 94 Watts RMS x 4 @4-Ohms
- Weatherproof - The BPS4B has been designed to handle some light weather conditions without giving up on you. It is great for use in ATVs and boats
- Full Range - With a Full Range amplifier you not only have the option to run your speakers, but also your subwoofers
- Aux-In - Compatible with the audio output from smartphones as well as MP3 players. Just plug in and start playing.USB Charging - You can charge your USB devices using the USB charging port. SPECS - Dimensions: 7.5” x 5.2” x 1.7”, Weight: 2.93 lbs.Weatherproof Speakers - The MRWT40 have been outfitted with the latest weatherproofing techniques for protection against the elements.Specs - Impedance: 4 Ohms, frequency: 130 Hz to 20 kHz, dimensions: 7.1” x 5.4” x 7.1”, Weight: 5.9 lbs.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | BOSS Audio Systems |
| Brand | BOSS Audio Systems |
| Model | UNI4RGB |
| Product Dimensions | 25.4 x 5.08 x 6.86 cm; 2.68 Kilograms |
| Item model number | UNI4RGB |
| Exterior | Painted |
| Manufacturer Part Number | UNI4RGB |
| Special Features | Marine |
| Wattage | 500 watts |
| Item Weight | 2.68 Kilograms |

## Product Details

- **Brand:** BOSS Audio Systems
- **Speaker maximum output power:** 125 Watts
- **Frequency response:** 1.3E+2 Hz
- **Connectivity technology:** Auxiliary, Bluetooth, USB
- **Audio output mode:** Stereo

## Images

![BOSS Audio Systems UNI4RGB ATV UTV Marine Boat IPX5 Weatherproof 4 Inch Stereo Wake Tower Speakers (x4) And 4 Channel Weatherproof Bluetooth Amplifier - Image 1](https://m.media-amazon.com/images/I/81JGGiH6xOL.jpg)

## Available Options

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

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**Shop now:** [https://www.desertcart.jp/products/433166408-boss-audio-systems-uni4rgb-atv-utv-marine-boat-ipx5-weatherproof](https://www.desertcart.jp/products/433166408-boss-audio-systems-uni4rgb-atv-utv-marine-boat-ipx5-weatherproof)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-01-23*