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Item #:
103232021
Ultimate Ears WONDERBOOM 4 Portable Waterproof Bluetooth Speaker With Big Bass and 360-Degree Sound, Dustproof Floating Speaker With 131ft (40m)
89% of respondents would recommend this to a friend
Item #:
103232021
KYD 87
Price Details
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*All items will import from US
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Imported from USA store
QTY:
Order now and get it around Sunday, September 13
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WONDERBOOM 4 delivers bigger 360° sound in a petite package, with 14 hours of playtime and waterproof durability.
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What Stands Out
360-Degree Sound
Experience immersive audio with 360-degree sound projection, ensuring every angle delivers rich and vibrant tones for an unparalleled listening experience.
Waterproof & Dustproof
Ideal for outdoor adventures, the WONDERBOOM 4 is both waterproof and dustproof, providing durability and reliability in any environment, whether by the pool or at the beach.
Extended Range
Enjoy your favorite music from a distance with an impressive 131-foot (40m) Bluetooth range, allowing flexibility in movement without compromising sound quality.
Product Details
| Battery life | 14 h |
| Ip code | IP67 |
| Features | Floatable |
| Maximum transmission range | 131 ft |
| Color | Black |
| Assembled product weight | 1.36 lb (620 grams) |
| Brand | Ultimate Ears |
| Wireless | Bluetooth |
| Battery consumption type | Integrated Rechargeable Battery |
| Smart control | Google Home |
| Model name | WONDERBOOM 4 |
| Inputs & outputs | Bluetooth |
| Rec location | Indoor, Outdoor |
| Accessories included | Bungee (attached to product), USB Cable, Quick Start Guide ( printed inside the box) |
| Height | 4.52 in (11.5 cm) |
| Number of speakers | 1 |
Who Should Buy?
-
Outdoor Enthusiasts
Ideal for camping, hiking, or beach trips where waterproof and dustproof features are essential for durability.
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Party Hosts
Perfect for backyard parties or gatherings, providing high-quality sound with 360-degree coverage that fills the space.
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Travelers
Compact and lightweight, making it an excellent portable option for travelers seeking reliable sound on the go.
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Audiophiles
Sound quality may not satisfy those looking for professional-level audio performance or high-fidelity sound.
Product Description
Ultimate Ears WONDERBOOM 4 Portable Waterproof Bluetooth Speaker With Big Bass and 360-Degree Sound, Dustproof Floating Speaker With 131ft (40m) Range, Black
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Customer Questions & Answers
-
Question:
How long does the battery last?
Answer: The WONDERBOOM 4 has a battery life of 14 hours. -
Question:
Is the speaker waterproof?
Answer: Yes, it has an IP67 rating and is waterproof and dustproof. -
Question:
Can I pair two WONDERBOOM 4 speakers together?
Answer: Yes, you can easily double up two speakers for a bigger sound experience.
Ultimate Ears Portable Waterproof Speakers Editorial Review
Ultimate Ears WONDERBOOM 4 Portable Waterproof Bluetooth Speaker offers an impressive audio experience with big bass and 360-degree sound. Users love its exceptional sound quality and volume, noting that it's perfect for outdoor adventures and gatherings thanks to its IP67 waterproof rating and 14-hour battery life. With a remarkable Bluetooth range of 131 feet, the speaker allows for a seamless listening experience, even from a distance. Many reviewers have highlighted its portability and durability, making it a great companion for various occasions. However, some users have mentioned occasional brief Bluetooth disconnections, which are generally considered manageable compared to the overall performance of the speaker.
Customer Reviews & Ratings
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Pros
- Impressive 360-degree sound quality
- IP67 rated for waterproof and dustproof
- Lightweight and portable design
- Long 14-hour battery life
- Great for both indoor and outdoor use
Cons
- Occasional brief Bluetooth disconnections noted
Platform Trust & Buyer Confidence
JG
Jazz
Verified buyer
“Easy to use and always helpful and sorts any issues I've had past and present”
1 September 2026 · via Trustpilot
EK
Emmanuel
Verified buyer
“I always receive support when I engage customer service. Overall my experience with UBUY has been top notch. Keep up the good work.”
31 August 2026 · via Trustpilot
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fnd
Verified buyer
“The delivery was fast and the product came undamaged and authentic.”
29 August 2026 · via Trustpilot
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Leana
Verified buyer
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25 August 2026 · via Trustpilot
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Hengo
Verified buyer
“Fast, convenient and cheap. Great store!”
27 August 2026 · via Trustpilot
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KYD 87
Order now and get it around Sunday, September 13
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Features & Benefits
- Bigger 360° sound in a compact design.
- 14 hours of playtime to keep the music going.
- IP67 waterproof and dustproof rating for all environments.
- Double up with two speakers for enhanced stereo sound.
- Durable, portable design with 131 ft wireless range.
- Environmentally friendly, made from 31% post-consumer plastic.
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