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  • Front. Ultimate Ears - WONDERBOOM 4 Portable Wireless Bluetooth Speaker with Waterproof, Dustproof and Floatable design - Active Black.
  • Surprisingly Bigger 360 Sound + Great Outdoor Speaker
  • The text on the image is grouped as follows: 1. "Outdoor Boost + Podcast Mode + EQ for Outdoors. EQ for Vocals." The corrected text is: "Outdoor Boost + Podcast Mode + EQ for Outdoors. EQ for Vocals."
  • 14 HOURS OF BOOM ON A SINGLE CHARGE
  • The image shows a diagram of a Bluetooth speaker with various features labeled. These features include a USB-C charging port, a volume control, Bluetooth pairing, a double up ears option, an outdoor boost/podcast mode, and a power on/off switch. The speaker is made of 31% recycled plastic and is marked with the FSC logo.
  • Designed for a Positive Future. Made with Recycled Plastic. Responsible Packaging.
  • The text on the image reads: "Double Up for Stereo Sound. Twice the Sound. Twice the Wonder."
  • Waterproof + Floatable IP67 Rated for Durability.
  • Ultimate Ears - Wonderboom 4 - Unboxing Video video 3 minutes 17 seconds
  • Logitech - Wonderboom 4 Unboxing video 0 minutes 30 seconds

Ultimate Ears - WONDERBOOM 4 Portable Wireless Bluetooth Speaker with Waterproof, Dustproof and Floatable design - Active Black

Model:
984-001876
SKU:
6584244
Highly rated by customers for:
$69.99
Save $10
The comparable value is $79.99

Customer reviews

Rating 4.8 out of 5 stars with 307 reviews

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Rating by feature

  • Sound Quality

    Rating 4.7 out of 5 stars

  • Battery Life

    Rating 4.8 out of 5 stars

  • Range

    Rating 4.7 out of 5 stars

Pros mentioned filter

Cons mentioned filter

There aren't enough negative mentions yet.
95%would recommend to a friend

Customers are saying

Customers highly value the WONDERBOOM 4 Portable Wireless Bluetooth Speaker for its sound quality and portability. Many appreciate the speaker's good battery life and easy Bluetooth connectivity. The water resistance is a welcomed feature, along with the volume and size. Overall, customers seem to enjoy the bass and waterproof design.

This summary was generated by AI based on customer reviews.

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 10 Showing 181-200 of 307 reviews
  • Pros mentioned:
    Portability

    Great

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

    This is a great speaker for around the house and the yard.

    I would recommend this to a friend
    • Brand response from Logitech
      Posted .

      Thanks for sharing your experience! We’re thrilled the Ultimate Ears WONDERBOOM 4 Wireless Speaker is working as intended. Your feedback helps us grow. Logitech

  • Pros mentioned:
    Portability

    It Must be True

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

    I read the rating in the New York Times - this little Bluetooth speaker is fantastic to have in a smallm space.

    This review is from Ultimate Ears - WONDERBOOM 4 Portable Wireless Bluetooth Speaker with Waterproof, Dustproof and Floatable design - Joyous Brights

    I would recommend this to a friend
    • Brand response from Logitech
      Posted .

      Thanks for sharing your thoughts. We're glad the WONDERBOOM 4 is living up to its reputation and delivering great sound in a compact form. Designed for portability and durability, it's a solid choice for small spaces and big moments. Logitech

  • Pros mentioned:
    Portability

    Party walks

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

    I Love it and buying another to take with me on my trips. Good for hiking, long walks or to jam music with friends at the pool or back yard

    I would recommend this to a friend
    • Brand response from Logitech
      Posted .

      Thank you for your fantastic review! We're thrilled to hear that you love the WONDERBOOM 4 and are planning to get another for your trips. Enjoy your adventures with great music! Logitech

  • Pros mentioned:
    Sound quality

    Awesome little speaker!!!

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

    Very easy to set up!!! The sound is clear and the bass pumps !!! Highly recommend!!!

    This review is from Ultimate Ears - WONDERBOOM 4 Portable Wireless Bluetooth Speaker with Waterproof, Dustproof and Floatable design - Cobalt Blue

    I would recommend this to a friend
    • Brand response from Logitech
      Posted .

      Thank you for sharing your positive feedback! We're thrilled to hear how easy the WONDERBOOM 4 was to set up and that you're enjoying the clear sound and powerful bass. We appreciate your recommendation! Logitech

  • Pros mentioned:
    Sound quality

    Awesome Tiny speaker

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

    Great sounds for such a small speaker. The pair feature make it great for a surround sound experience.

    I would recommend this to a friend
    • Brand response from Logitech
      Posted .

      We’re thrilled to learn that you’re satisfied with your Logitech product. Reviews like yours help us celebrate what’s working well while also reminding us of the responsibility we carry to keep improving. Thank you for taking the time to share your thoughts we’re so grateful for your trust and support. Logitech

  • Pros mentioned:
    Portability

    Wonderboom 4

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

    For the price it’s an amazing speaker and yes it dose float personally tested

    I would recommend this to a friend
    • Brand response from Logitech
      Posted .

      Hey! We’re thankful for your review. It’s rewarding to know our product is meeting your expectations. Thanks for being part of our community. Logitech

  • Pros mentioned:
    Sound quality

    Lots of boom in a little package

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

    It’s loud enough for a party and sounds good for a small speaker.just can’t go wrong with this product.

    This review is from Ultimate Ears - WONDERBOOM 4 Portable Wireless Bluetooth Speaker with Waterproof, Dustproof and Floatable design - Joyous Brights

    I would recommend this to a friend
    • Brand response from Logitech
      Posted .

      Thanks for the awesome review! It’s great to hear the WONDERBOOM 4 is packing serious sound in such a compact, colorful design. Loud enough for a party, portable enough for any adventure—and it floats too? That’s a win all around. Keep the good vibes rolling! 🎉🔊 Logitech

  • Great speaker

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

    This speaker lives up to the good reviews. It has a really powerful and great speaker. I am enjoying the podcast feature that boosts talking voices, making them a bit clearer and easier to hear when background sound is also going on in your environment.

    I would recommend this to a friend
    • Brand response from Logitech
      Posted .

      We truly appreciate you sharing your thoughts. It’s fantastic to hear the product is delivering as expected. Your feedback helps us grow and refine what we do. Thanks for choosing Logitech! Logitech

  • Pros mentioned:
    Connectivity

    great backyard speaker

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

    This speaker has been great! It has been helpful in the backyard. No connecting issues so far.

    This review is from Ultimate Ears - WONDERBOOM 4 Portable Wireless Bluetooth Speaker with Waterproof, Dustproof and Floatable design - Cobalt Blue

    I would recommend this to a friend
    • Brand response from Logitech
      Posted .

      It’s wonderful to hear that our product is meeting your needs. Your feedback is incredibly valuable and helps us continue to innovate. Thanks for being part of the Logitech community. Logitech

  • Pros mentioned:
    Sound quality

    Great sound from something so small!

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

    I love the great sound for such a compact-sized speaker!

    I would recommend this to a friend
    • Brand response from Logitech
      Posted .

      Thanks for sharing your experience! We’re thrilled the Ultimate Ears WONDERBOOM 4 Bluetooth Speaker is working as intended. Your feedback helps us grow. Logitech

  • Pros mentioned:
    Sound quality
    Best Buy Employee

    Great for camping

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    Best Buy Employee
    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    [Employee of bestbuy] Great sound and volume, took this camping with the family and it was the perfect companion.

    This review is from Ultimate Ears - WONDERBOOM 4 Portable Wireless Bluetooth Speaker with Waterproof, Dustproof and Floatable design - Sand Beige

    I would recommend this to a friend
    • Brand response from Logitech
      Posted .

      We're thrilled to hear that your Ultimate Ears WONDERBOOM 4 Portable Wireless Bluetooth Speaker was the perfect companion for your family camping trip! Logitech

  • Amazing volume!

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

    You wouldn’t expect how loud and durable this thing is considering it’s so compact! Great purchase, definitely recommend! 10/10

    This review is from Ultimate Ears - WONDERBOOM 4 Portable Wireless Bluetooth Speaker with Waterproof, Dustproof and Floatable design - Sand Beige

    I would recommend this to a friend
    • Brand response from Logitech
      Posted .

      Love that enthusiasm - WONDERBOOM 4 is clearly living up to its name! sounds like a small device with a big impact! Now that’s a pocket rocket. Who knew something so compact could pack such a punch—loud, rugged, and absolutely unstoppable. Your 10/10 shoutout says it all... total legend of a purchase. Thanks for turning up the volume on this gem! Logitech

  • Last purchase

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

    Always happy with purchase made at best buy and the coverage i have as a total membership.

    This review is from Ultimate Ears - WONDERBOOM 4 Portable Wireless Bluetooth Speaker with Waterproof, Dustproof and Floatable design - Cobalt Blue

    I would recommend this to a friend
    • Brand response from Logitech
      Posted .

      Thanks for letting us know how things are going. We’re happy the product is performing as expected. Your support means everything. Logitech

  • Bluetooth Speaker

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

    Best bang for the buck! Great sound and easily portable too

    This review is from Ultimate Ears - WONDERBOOM 4 Portable Wireless Bluetooth Speaker with Waterproof, Dustproof and Floatable design - Sand Beige

    I would recommend this to a friend
    • Brand response from Logitech
      Posted .

      Thanks for the kind words! We’re proud to know our product is making a difference. Your feedback keeps us moving forward. Logitech

  • Pros mentioned:
    Sound quality

    UE Wonderboom 4

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

    Excellent sound and bass for the size, good quality sound as well

    This review is from Ultimate Ears - WONDERBOOM 4 Portable Wireless Bluetooth Speaker with Waterproof, Dustproof and Floatable design - Cobalt Blue

    I would recommend this to a friend
    • Brand response from Logitech
      Posted .

      Thanks for your feedback! We’re glad you like the Ultimate Ears - WONDERBOOM 4 Portable Wireless Bluetooth Speaker, and we appreciate your input to help us get even better. Logitech

  • Floats

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    Posted . Owned for 8 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Floats!!! The Bass is decent enough for the size and the vocals are clear with podcast mode

    I would recommend this to a friend
    • Brand response from Logitech
      Posted .

      Thanks for the kind words! We’re proud to know our product is making a difference. Your feedback keeps us moving forward. Logitech

  • Great little speaker

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

    Sounds great. We use at the pool and the sound is amazing

    I would recommend this to a friend
    • Brand response from Logitech
      Posted .

      It’s wonderful to hear that our product is meeting your needs. Your feedback is incredibly valuable and helps us continue to innovate. Thanks for being part of the Logitech community. Logitech

  • Pros mentioned:
    Sound quality

    Good sound

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

    Doesn't use app like previous versions. Great sound quality a little tricky to use in stereo pair.

    This review is from Ultimate Ears - WONDERBOOM 4 Portable Wireless Bluetooth Speaker with Waterproof, Dustproof and Floatable design - Hyper Pink

    I would recommend this to a friend
    • Brand response from Logitech
      Posted .

      Thank you for your feedback! We’re glad you’re enjoying the great sound quality of the WONDERBOOM 4, and we appreciate your input on the stereo pairing experience. Logitech

  • Pros mentioned:
    Sound quality

    Great

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

    Great speaker at a great price. Form factor is perfect and it sounds great.

    I would recommend this to a friend
    • Brand response from Logitech
      Posted .

      Thank you for the wonderful feedback! We’re delighted to hear the speaker’s size, sound quality, and price hit the mark for you. Logitech

  • Pros mentioned:
    Sound quality

    Perfect gift for teens

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

    Perfect BT speaker for teens. This is the 3rd or 4th one we’ve purchased. Makes a great gift. A pair of them will work together as left and right stereo channels. Sounds great for its size.

    I would recommend this to a friend
    • Brand response from Logitech
      Posted .

      Thanks for sharing your positive experience! We're glad they're a hit with teens. Logitech

Page 10, Showing 181-200 of 307 reviews
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