Ultimate Ears BOOM 4 Portable Waterproof Bluetooth Speaker With 360-Degree, Bold, Immersive, Crystal-Clear Sound, Cobalt Blue
Ultimate Ears BOOM 4 Portable Waterproof Bluetooth Speaker With 360-Degree, Bold, Immersive, Crystal-Clear Sound, Cobalt Blue
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Ultimate Ears

Ultimate Ears BOOM 4 Portable Waterproof Bluetooth Speaker With 360-Degree, Bold, Immersive, Crystal-Clear Sound, Cobalt Blue

Key item features

  • Powerful Sound: The BOOM 4 features a larger woofer for powerful 360-degree sound and thundering bass with great balance and clarity.
  • Extended Battery Life: Enjoy a massive 20-hour battery life with the latest cell technology, allowing you to boom all day long.
  • Waterproof Design: Rated IP67 waterproof, this floating Bluetooth speaker is perfect for pool parties and outdoor adventures.
  • PartyUp Feature: Use the Ultimate Ears BOOM app to pair multiple BOOM, MEGABOOM, EVERBOOM, EPICBOOM, and HYPERBOOM speakers for an ultimate surround sound experience.
  • One-Touch Controls: Play, pause, skip, and control music directly from your favorite streaming services with one-touch playlists on Spotify, Amazon Music, or Apple Music.
  • Eco-Friendly Materials: The plastic parts in the BOOM 4 speaker include a minimum of 54% post-consumer recycled plastic by weight.
  • Customizable EQ: Experience 4 different EQ modes or customize your own for personalized sound settings.
  • Extended Range: With a wireless range of 45 meters (147 feet), you can walk away and keep the tunes coming.
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Current price is $169.99
Price when purchased online
  • Free shipping
  • Free 30-day returns
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Columbus, 43215
Arrives by Fri, Apr 24
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Sold and shipped by Newegg Inc.
4.597644749754662 stars out of 5, based on 6114 seller reviews(4.6)
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$159.00
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Shipping, arrives by Tue, Apr 28 to Columbus, 43215
Sold and shipped by The Deal Source
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Customer ratings & reviews

4.1 out of 5 stars
stars29 ratings14 reviews
How item rating is calculated
  1. 5 stars66% (19)
  2. 4 stars14% (4)
  3. 3 stars3% (1)
  4. 2 stars0% (0)
  5. 1 star17% (5)

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Showing 1-3 of 14 reviews

Dec 24, 2025
Walmart customer
5 out of 5 stars review

Seller Verified Purchase

Outstanding quality and sound

I purchased this product or brand a long time ago. It's been a pleasure to see that they are still making quality products and sounds. For a little speaker it sure does pack a punch. I'm amazed at the sound.

Review from Ultimate Ears
Helpful?1VA7XG38PCLS7386822928
Jan 7, 2026
Lawrence H.
5 out of 5 stars review

Seller Verified Purchase

Great Speaker

Does exactly what it is supposed to do. Good reviews on multiple websites and it lives up to the hype!

Review from Ultimate Ears
Helpful?1VA7XG38PCLS7386822928
Feb 9, 2026
Mikey P
5 out of 5 stars review

Seller Verified Purchase

Love it

Compact size robust output. Great Value for the performance. Lightweight and easily transported.

Review from Logitech
Helpful?1VA7XG38PCLS7386822928