Best Buy Tech Fest SaleEnds Sunday. Limited quantities. No rainchecks.Shop now

Skip to contentGo to Product Search
Main Content

Customer Ratings & Reviews

  • Front. Ultimate Ears - MEGABOOM 3 Portable Wireless Bluetooth Speaker with Waterproof/Dustproof Design - Night Black.
  • Alt View 1. Ultimate Ears - MEGABOOM 3 Portable Wireless Bluetooth Speaker with Waterproof/Dustproof Design - Night Black.
  • Alt View 11. Ultimate Ears - MEGABOOM 3 Portable Wireless Bluetooth Speaker with Waterproof/Dustproof Design - Night Black.
  • Alt View 12. Ultimate Ears - MEGABOOM 3 Portable Wireless Bluetooth Speaker with Waterproof/Dustproof Design - Night Black.
  • Alt View 13. Ultimate Ears - MEGABOOM 3 Portable Wireless Bluetooth Speaker with Waterproof/Dustproof Design - Night Black.
  • Alt View 14. Ultimate Ears - MEGABOOM 3 Portable Wireless Bluetooth Speaker with Waterproof/Dustproof Design - Night Black.
  • Alt View 15. Ultimate Ears - MEGABOOM 3 Portable Wireless Bluetooth Speaker with Waterproof/Dustproof Design - Night Black.
  • The text on the image is already grouped and correct. It reads: "ULTIMATE EARS ULTIMATE EARS 225mm POWERFIAL SOUND 3 POSSANCE SATER SOUNO TRUNDERING, TEPE BASS MEGABOOM Speaker SONCRE E -k Bluetooth BASIGES EXPLOSNVES Tragbarer Portable Bluetooth-Lautsprecher portable Enceinte Bluetoot* 87mm."
  • Alt View 17. Ultimate Ears - MEGABOOM 3 Portable Wireless Bluetooth Speaker with Waterproof/Dustproof Design - Night Black.
  • Alt View 18. Ultimate Ears - MEGABOOM 3 Portable Wireless Bluetooth Speaker with Waterproof/Dustproof Design - Night Black.
  • Ultimate Ears CBALA
  • Alt View 20. Ultimate Ears - MEGABOOM 3 Portable Wireless Bluetooth Speaker with Waterproof/Dustproof Design - Night Black.
  • Alt View 21. Ultimate Ears - MEGABOOM 3 Portable Wireless Bluetooth Speaker with Waterproof/Dustproof Design - Night Black.
  • Alt View 22. Ultimate Ears - MEGABOOM 3 Portable Wireless Bluetooth Speaker with Waterproof/Dustproof Design - Night Black.
  • Alt View 23. Ultimate Ears - MEGABOOM 3 Portable Wireless Bluetooth Speaker with Waterproof/Dustproof Design - Night Black.
  • Alt View 24. Ultimate Ears - MEGABOOM 3 Portable Wireless Bluetooth Speaker with Waterproof/Dustproof Design - Night Black.
  • Great sound wherever you go - at the Best Buy Lab video 1 minutes 08 seconds
  • Magic Button video 0 minutes 15 seconds
  • BOOM 3 and MEGABOOM 3 video 0 minutes 30 seconds
  • Waterproof Feature video 0 minutes 15 seconds

Ultimate Ears - MEGABOOM 3 Portable Wireless Bluetooth Speaker with Waterproof/Dustproof Design - Night Black

Model:
984-001390
SKU:
12345479
Highly rated by customers for:
$109.00
Save $40.99
The comparable value is $149.99

Customer reviews

Rating 4.6 out of 5 stars with 3870 reviews

Rating Filter

Rating by feature

  • Sound Quality

    Rating 4.7 out of 5 stars

  • Battery Life

    Rating 4.7 out of 5 stars

  • Range

    Rating 4.6 out of 5 stars

Pros mentioned filter

Cons mentioned filter

92%would recommend to a friend
The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
Page 102 Showing 2,021-2,040 of 3,870 reviews
  • Pros mentioned:
    Sound quality

    Wow Amazing Sound!

    |
    |
    Posted . Owned for 9 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    What can I possibly say this is the best bang for the buck. The sound is Awesome. So much bass for a small speaker system!

    This review is from Ultimate Ears - MEGABOOM 3 Portable Wireless Bluetooth Speaker with Waterproof/Dustproof Design - Lagoon Blue

    I would recommend this to a friend

  • Perfect for the beach or the boat

    |
    |
    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    This is a great portable speaker to have music at the beach or on the boat. Heck, it works great anywhere outdoors.

    This review is from Ultimate Ears - MEGABOOM 3 Portable Wireless Bluetooth Speaker with Waterproof/Dustproof Design - Lagoon Blue

    I would recommend this to a friend
  • Pros mentioned:
    Sound quality

    Great speaker!

    |
    |
    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Bought this speaker for my husband for Father’s Day. It sounds great and we can’t wait to use it at our next party.

    This review is from Ultimate Ears - MEGABOOM 3 Portable Wireless Bluetooth Speaker with Waterproof/Dustproof Design - Lagoon Blue

    I would recommend this to a friend

  • Great BT speaker

    |
    |
    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Nice BT speaker. Durable, rugged, and loud. I am hoping this will last for years to come.

    This review is from Ultimate Ears - MEGABOOM 3 Portable Wireless Bluetooth Speaker with Waterproof/Dustproof Design - Lagoon Blue

    I would recommend this to a friend
  • Pros mentioned:
    Sound quality

    Boom box

    |
    |
    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Good boom box and pretty loud. Even though there is a loud environment it still be able to hear

    This review is from Ultimate Ears - MEGABOOM 3 Portable Wireless Bluetooth Speaker with Waterproof/Dustproof Design - Night Black

    I would recommend this to a friend
  • Pros mentioned:
    Sound quality

    Boom is awesome!!!

    |
    |
    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Mos defs a must buy on this bad boy!!! Got two of these and fills the house up with amazing surround sound.

    This review is from Ultimate Ears - MEGABOOM 3 Portable Wireless Bluetooth Speaker with Waterproof/Dustproof Design - Night Black

    I would recommend this to a friend
  • Pros mentioned:
    Sound quality

    Great sound for the price

    |
    |
    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    This product has performed awesome. Sound is great. Just as good as any higher prices named brands.

    This review is from Ultimate Ears - MEGABOOM 3 Portable Wireless Bluetooth Speaker with Waterproof/Dustproof Design - Night Black

    I would recommend this to a friend
  • Pros mentioned:
    Sound quality

    Loud with BASS!!

    |
    |
    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    This speaker is so loud and has tons of bass! For the price, you get a lot more than expected! Worth the buy! Great for get togethers!

    This review is from Ultimate Ears - MEGABOOM 3 Portable Wireless Bluetooth Speaker with Waterproof/Dustproof Design - Night Black

    I would recommend this to a friend

  • Ultimately Happy

    |
    |
    Posted . Owned for less than 1 week when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    My hubby ❤ s his Ultimate ears speaker this is his second one purchased. He literally takes it everywhere.

    This review is from Ultimate Ears - MEGABOOM 3 Portable Wireless Bluetooth Speaker with Waterproof/Dustproof Design - Night Black

    I would recommend this to a friend

  • Very nice sound

    |
    |
    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Bought this Bluetooth speaker to use up at the river. Nice quality sound but haven’t had time and nice enough weather to use on the kayaks. Has worked so far out in the yard at home

    This review is from Ultimate Ears - MEGABOOM 3 Portable Wireless Bluetooth Speaker with Waterproof/Dustproof Design - Lagoon Blue

    I would recommend this to a friend

  • Great quality

    |
    |
    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Love this speaker! I love loud music, with this speaker it’s definitely loud enough.

    This review is from Ultimate Ears - MEGABOOM 3 Portable Wireless Bluetooth Speaker with Waterproof/Dustproof Design - Lagoon Blue

    I would recommend this to a friend
  • Pros mentioned:
    Sound quality

    Great, but not amazing

    |
    |
    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    The product has a great clarity and the sound is awesome. Unfortunately the bass isn't as good as I hoped it was.

    This review is from Ultimate Ears - MEGABOOM 3 Portable Wireless Bluetooth Speaker with Waterproof/Dustproof Design - Lagoon Blue

    I would recommend this to a friend
  • Pros mentioned:
    Sound quality

    Best Portable Speaker!

    |
    |
    Posted . Owned for 3 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Hands down still the greatest speakers on the market!

    This review is from Ultimate Ears - MEGABOOM 3 Portable Wireless Bluetooth Speaker with Waterproof/Dustproof Design - Lagoon Blue

    I would recommend this to a friend
  • Pros mentioned:
    Portability

    Great portable Bluetooth speaker

    |
    |
    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Easy portable Bluetooth speaker. Great for small gatherings and entertainment.

    This review is from Ultimate Ears - MEGABOOM 3 Portable Wireless Bluetooth Speaker with Waterproof/Dustproof Design - Lagoon Blue

    I would recommend this to a friend
  • Pros mentioned:
    Sound quality

    awesome sound weak range

    |
    |
    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Great sound. Love the quality and the sound. The range is not

    This review is from Ultimate Ears - MEGABOOM 3 Portable Wireless Bluetooth Speaker with Waterproof/Dustproof Design - Night Black

    I would recommend this to a friend
  • Pros mentioned:
    Sound quality

    Amazing sound as usual

    |
    |
    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Definitely worth the cost. And if you can afford having multiple the sound is amazing

    This review is from Ultimate Ears - MEGABOOM 3 Portable Wireless Bluetooth Speaker with Waterproof/Dustproof Design - Night Black

    I would recommend this to a friend
  • Pros mentioned:
    Sound quality

    A big Outside bass!

    |
    |
    Posted . Owned for 1.5 years when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    This is a great outdoor speaker. It has a great range and wonderful bass!

    This review is from Ultimate Ears - MEGABOOM 3 Portable Wireless Bluetooth Speaker with Waterproof/Dustproof Design - Night Black

    I would recommend this to a friend
  • Pros mentioned:
    Sound quality

    Worthy Upgrade

    |
    |
    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Much louder and clearer sound than lesser models and at the right price it is worth the upgrade for sure.

    This review is from Ultimate Ears - MEGABOOM 3 Portable Wireless Bluetooth Speaker with Waterproof/Dustproof Design - Night Black

    I would recommend this to a friend
  • Pros mentioned:
    Sound quality

    Stereo Speaker

    |
    |
    Posted . Owned for 2 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Great Sound. Nice Room Control . A great gift for anyone.

    This review is from Ultimate Ears - MEGABOOM 3 Portable Wireless Bluetooth Speaker with Waterproof/Dustproof Design - Lagoon Blue

    I would recommend this to a friend
  • Pros mentioned:
    Sound quality

    Small speaker big sound

    |
    |
    Posted . Owned for 4 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I love this speaker!! We bought it for our boat and absolutely love it plenty of sound without having to have a bulky speaker!

    This review is from Ultimate Ears - MEGABOOM 3 Portable Wireless Bluetooth Speaker with Waterproof/Dustproof Design - Night Black

    I would recommend this to a friend
Page 102, Showing 2,021-2,040 of 3,870 reviews
Sign in or Create Account

Get the latest deals and more.

Best Buy appLearn more
Share on YouTubeShare on InstagramShare on TikTokShare on FacebookShare on PinterestShare on X
Best Buy Canada
AccessibilityTerms & ConditionsPrivacyInterest-Based AdsState Privacy RightsHealth Data PrivacyDo Not Sell/Share My Personal InformationLimit Use of My Sensitive Personal InformationTargeted Advertising Opt OutCA Supply Chain Transparency Act
In-store pricing may vary. Prices and offers are subject to change. © 2026 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the tag design, and MY BEST BUY are trademarks of Best Buy and its affiliated companies.