--- product_id: 740154901 title: "Ultimate Ears WONDERBOOM 4 Portable Waterproof Bluetooth Speaker with Big Bass and 360-Degree Sound, Dustproof Floating Speaker with 40 m (131ft) Range - Cobalt Blue" brand: "ultimate ears" price: "57.54 DT" currency: TND in_stock: false url: https://www.desertcart.tn/products/740154901-ultimate-ears-wonderboom-4-portable-waterproof-bluetooth-speaker-with-big store_origin: TN region: Tunisia --- # IP67 waterproof & dustproof 360° immersive sound 14-hour nonstop playtime Ultimate Ears WONDERBOOM 4 Portable Waterproof Bluetooth Speaker with Big Bass and 360-Degree Sound, Dustproof Floating Speaker with 40 m (131ft) Range - Cobalt Blue **Brand:** ultimate ears **Price:** 57.54 DT **Availability:** ❌ Out of Stock ## Summary > 🎵 Elevate your soundscape—wherever life takes you! ## Quick Answers - **What is this?** Ultimate Ears WONDERBOOM 4 Portable Waterproof Bluetooth Speaker with Big Bass and 360-Degree Sound, Dustproof Floating Speaker with 40 m (131ft) Range - Cobalt Blue by ultimate ears - **How much does it cost?** 57.54 DT with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/740154901-ultimate-ears-wonderboom-4-portable-waterproof-bluetooth-speaker-with-big) ## Best For - ultimate ears enthusiasts ## Why This Product - Trusted ultimate ears brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Stereo Power Duo:** Pair two WONDERBOOM 4 speakers for true left-right stereo and double the impact. - • **Built for Adventure:** IP67-rated waterproof and dustproof design means no worries at the pool, beach, or shower. - • **All-Day Audio Freedom:** Up to 14 hours of continuous playback to keep your vibe alive from dawn till dusk. - • **Tailored Listening Modes:** Outdoor Boost and Podcast Mode optimize sound for any environment or content. - • **Bigger Sound, Smaller Package:** Experience booming 360-degree sound that fills any space effortlessly. ## Overview The Ultimate Ears WONDERBOOM 4 is a compact, portable Bluetooth speaker delivering powerful 360-degree sound with up to 14 hours of battery life. Its IP67 waterproof and dustproof rating ensures durability in any environment, while specialized modes like Outdoor Boost and Podcast Mode enhance audio clarity. Pair two units for immersive stereo sound, making it the perfect companion for active, on-the-go lifestyles. ## Description Ultraportable Bluetooth® speaker with a surprisingly bigger360° sound. It’s crisp, bassy, and ready to go with14 hours of full-stereo boom. The IP67 rating means it’s waterproof, dustproof, and floats. Take it to the pool, the beach, or even the shower. It’s amazing sound, no matter where you take it. Now made with a minimum of certified 31% post-consumer plastic that gives new life to PET bottles, so you can party for the planet. ## Features - Surprisingly Bigger 360-Degree Sound: The WONDERBOOM 4 portable waterproof Bluetooth speaker features bigger 360-degree sound in a petite package; boosted sound for up to 14 hours of playtime - Outdoor Boost and Podcast Mode: Engineered for full stereo sound; tap the Outdoor Boost button for outdoor environments; use the new Podcast Mode to make vocals sound rich and clear - 14 Hours of Boom: With a battery that lasts throughout the day, this waterproof portable speaker booms on with up to 14 hours of playtime, so you can soak up every moment - Waterproof, Dustproof, and Floatable: IP67-rated this Bluetooth waterproof speaker can be submerged in 1m of water for 30 min; protected from dust; ideal for the pool, beach, or shower - Double Up for Stereo: Pair up two WONDERBOOM 4 portable Bluetooth speakers for even bigger sound; press once to double up; press again for true stereo from both speakers, with left and right channels ## Product Details - **Brand:** Ultimate Ears - **Connectivity technology:** Bluetooth - **Audio output mode:** Stereo - **Mounting type:** Portable - **Material:** Plastic - **Model name:** Wonderboom 4 - **Speaker type:** Outdoor - **Special feature:** Bass Boost, Dustproof, Stereo Pairing, Waterproof - **Recommended uses for product:** all bluetooth devices - **Compatible devices:** Smartphone, Tablet ## Images ![Ultimate Ears WONDERBOOM 4 Portable Waterproof Bluetooth Speaker with Big Bass and 360-Degree Sound, Dustproof Floating Speaker with 40 m (131ft) Range - Cobalt Blue - Image 1](https://m.media-amazon.com/images/I/81CfcmphL+L.jpg) ![Ultimate Ears WONDERBOOM 4 Portable Waterproof Bluetooth Speaker with Big Bass and 360-Degree Sound, Dustproof Floating Speaker with 40 m (131ft) Range - Cobalt Blue - Image 2](https://m.media-amazon.com/images/I/815RF6KG-vL.jpg) ![Ultimate Ears WONDERBOOM 4 Portable Waterproof Bluetooth Speaker with Big Bass and 360-Degree Sound, Dustproof Floating Speaker with 40 m (131ft) Range - Cobalt Blue - Image 3](https://m.media-amazon.com/images/I/71ShVw2ghwL.jpg) ![Ultimate Ears WONDERBOOM 4 Portable Waterproof Bluetooth Speaker with Big Bass and 360-Degree Sound, Dustproof Floating Speaker with 40 m (131ft) Range - Cobalt Blue - Image 4](https://m.media-amazon.com/images/I/81QFcd2y+uL.jpg) ![Ultimate Ears WONDERBOOM 4 Portable Waterproof Bluetooth Speaker with Big Bass and 360-Degree Sound, Dustproof Floating Speaker with 40 m (131ft) Range - Cobalt Blue - Image 5](https://m.media-amazon.com/images/I/81Nn5EjLT+L.jpg) ## Available Options This product comes in different **Colour Name** options. ## Frequently Bought Together - Ultimate Ears WONDERBOOM 4 Portable Waterproof Bluetooth Speaker with Big Bass and 360-Degree Sound, Dustproof Floating Speaker with 40 m (131ft) Range - Cobalt Blue - LTGEM EVA Hard Case Travel Carrying Storage Bag for UE WONDERBOOM Super Portable Waterproof Bluetooth Speaker Ultimate Ears IPX7 Speaker - Ultimate Ears, Boom 3 Wireless Bluetooth Speaker, Bold Sound + Deep Bass, Bluetooth, Magic Button, Waterproof, 15-Hour Battery, Range of 150 ft, Night Black --- ## 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.tn/products/740154901-ultimate-ears-wonderboom-4-portable-waterproof-bluetooth-speaker-with-big](https://www.desertcart.tn/products/740154901-ultimate-ears-wonderboom-4-portable-waterproof-bluetooth-speaker-with-big) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-06-07*