---
product_id: 638847663
title: "Ultimate Ears Boom 4 Portable Waterproof Bluetooth Speaker with Balanced 360-Degree Sound with Clear Audio and Bass, Floating Speaker with 15-Hour Battery and 147ft (45m) Range - Black"
price: "€ 257.73"
currency: EUR
in_stock: true
url: https://www.desertcart.es/products/638847663-ultimate-ears-boom-4-portable-waterproof-bluetooth-speaker-with-balanced
store_origin: ES
region: Spain
---

# IP67 waterproof & drop-proof 360° immersive sound 15-hour battery life Ultimate Ears Boom 4 Portable Waterproof Bluetooth Speaker with Balanced 360-Degree Sound with Clear Audio and Bass, Floating Speaker with 15-Hour Battery and 147ft (45m) Range - Black

**Price:** € 257.73
**Availability:** ✅ In Stock

## Summary

> 🎉 Elevate every moment with sound that moves as fast as you do!

## Quick Answers

- **What is this?** Ultimate Ears Boom 4 Portable Waterproof Bluetooth Speaker with Balanced 360-Degree Sound with Clear Audio and Bass, Floating Speaker with 15-Hour Battery and 147ft (45m) Range - Black
- **How much does it cost?** € 257.73 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.es](https://www.desertcart.es/products/638847663-ultimate-ears-boom-4-portable-waterproof-bluetooth-speaker-with-balanced)

## Best For

- Customers looking for quality international products

## Why This Product

- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Endless Playtime Freedom:** Power through your day with a 15-hour rechargeable battery and fast USB-C charging.
- • **Effortless One-Touch Control:** Magic Button lets you play, pause, skip, and launch your favorite playlists instantly.
- • **Seamless PartyUp Connectivity:** Wirelessly link multiple Ultimate Ears speakers for an epic surround sound party vibe.
- • **Built for the Bold & Adventurous:** IP67-rated waterproof and drop-proof up to 15 feet—take it anywhere, rain or shine.
- • **Unmatched 360° Sound Experience:** Rich, crystal-clear audio with deep bass that fills every corner of your space.

## Overview

The Ultimate Ears Boom 4 is a portable Bluetooth speaker engineered for professionals who demand bold, immersive 360-degree sound with deep bass. Its rugged IP67 waterproof and drop-proof design ensures durability for any environment, while a 15-hour battery life and 147ft wireless range keep your music flowing all day. Featuring PartyUp technology, it pairs seamlessly with other Ultimate Ears speakers for an expansive surround sound experience. The Magic Button offers instant control over your favorite streaming playlists, making it the perfect companion for work, travel, and social gatherings.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CVFKZ1LC |
| Additional Features | Portable, Shockproof, Stereo Pairing, USB Port, Waterproof |
| Antenna Location | For Computers, For Music Players, For Smartphones or Tablets |
| Audio Driver Type | Dynamic Driver |
| Audio Output Mode | Surround |
| Battery Average Life | 15 Hours |
| Battery Capacity | 14000 Milliamp Hours |
| Best Sellers Rank | #3,504 in Electronics ( See Top 100 in Electronics ) #121 in Portable Bluetooth Speakers |
| Bluetooth Range | 45 Meters |
| Brand | Ultimate Ears |
| Built-In Media | Quick Start Guide, ULTIMATE EARS BOOM 4 |
| Color | Black |
| Compatible Devices | Smartphone, Tablet, MP3 Player, Computer |
| Connectivity Protocol | Bluetooth |
| Connectivity Technology | Bluetooth |
| Control Method | App |
| Controller Type | Button |
| Customer Package Type | FFP |
| Customer Reviews | 4.4 out of 5 stars 764 Reviews |
| Enclosure Material | Plastic |
| Is Waterproof | True |
| Item Dimensions D x W x H | 2.87"D x 2.87"W x 7.25"H |
| Item Weight | 620 Grams |
| MP3 player | No |
| Manufacturer | Logitech |
| Material | Plastic |
| Maximum Range | 45 Meters |
| Model Name | Boom 4 |
| Model Number | 984-001963 |
| Mounting Type | Shelf Mount |
| Number of Audio Channels | Surround |
| Number of Batteries | 1 Lithium Polymer batteries required. |
| Number of Items | 1 |
| Power Source | Battery Powered |
| Processor Count | 1 |
| Speaker Maximum Output Power | 80 Watts |
| Speaker Size | 10 Inches |
| Speaker Type | Outdoor |
| Specific Uses For Product | Gaming, Party, Travel |
| UPC | 097855197689 |
| Unit Count | 1.0 Count |
| Warranty Description | 1 Year Limited Hardware Warranty |
| Warranty Type | Limited |
| Water Resistance Level | Water Resistant |
| Wireless Technology | Bluetooth |

## Product Details

- **Audio Output Mode:** Surround
- **Brand:** Ultimate Ears
- **Connectivity Technology:** Bluetooth
- **Mounting Type:** Shelf Mount
- **Speaker Maximum Output Power:** 80 Watts

## Images

![Ultimate Ears Boom 4 Portable Waterproof Bluetooth Speaker with Balanced 360-Degree Sound with Clear Audio and Bass, Floating Speaker with 15-Hour Battery and 147ft (45m) Range - Black - Image 1](https://m.media-amazon.com/images/I/81LBtcoeyIL.jpg)

## Frequently Bought Together

- Ultimate Ears Boom 4 Portable Waterproof Bluetooth Speaker with 360-Degree Immersive Sound, Outdoor Floating Speaker, 15-Hour Battery, 147ft Range - Black
- Case Compatible with Ultimate Ears Boom 4 Portable Waterproof Bluetooth Speaker, Travel Carrying Storage Holder for UE 3 4, USB Cable and Adapter (Box Only) -Black
- USB Charge Cable Cord Wire & Fast Charging QC3.0 AC Wall Adapter Block for UE Ultimate Ears Power Up Charging Dock, Boom 3, Megaboom 3, Blast, Megablast, Wonderboom, Roll

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.es/products/638847663-ultimate-ears-boom-4-portable-waterproof-bluetooth-speaker-with-balanced](https://www.desertcart.es/products/638847663-ultimate-ears-boom-4-portable-waterproof-bluetooth-speaker-with-balanced)

---

*Product available on Desertcart Spain*
*Store origin: ES*
*Last updated: 2026-06-08*