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

Skip to contentGo to Product Search
Main Content

Customer Ratings & Reviews

No content
  • Front. Bose - SoundLink Flex Portable Bluetooth Speaker with Waterproof/Dustproof Design - Carmine Red.
  • Angle. Bose - SoundLink Flex Portable Bluetooth Speaker with Waterproof/Dustproof Design - Carmine Red.
  • Left. Bose - SoundLink Flex Portable Bluetooth Speaker with Waterproof/Dustproof Design - Carmine Red.
  • Alt View 1. Bose - SoundLink Flex Portable Bluetooth Speaker with Waterproof/Dustproof Design - Carmine Red.
  • Alt View 11. Bose - SoundLink Flex Portable Bluetooth Speaker with Waterproof/Dustproof Design - Carmine Red.
  • Alt View 12. Bose - SoundLink Flex Portable Bluetooth Speaker with Waterproof/Dustproof Design - Carmine Red.
  • Alt View 13. Bose - SoundLink Flex Portable Bluetooth Speaker with Waterproof/Dustproof Design - Carmine Red.
  • Alt View 14. Bose - SoundLink Flex Portable Bluetooth Speaker with Waterproof/Dustproof Design - Carmine Red.
  • Alt View 15. Bose - SoundLink Flex Portable Bluetooth Speaker with Waterproof/Dustproof Design - Carmine Red.
  • Alt View 16. Bose - SoundLink Flex Portable Bluetooth Speaker with Waterproof/Dustproof Design - Carmine Red.
  • SoundLink Flex Portable Speaker video 1 minutes 10 seconds

Bose - SoundLink Flex Portable Bluetooth Speaker with Waterproof/Dustproof Design - Carmine Red

Model:
865983-0400
SKU:
6506904
Highly rated by customers for:
Loading...

Customer reviews

Rating 4.8 out of 5 stars with 5542 reviews

Rating Filter

Rating by feature

  • Sound Quality

    Rating 4.9 out of 5 stars

  • Battery Life

    Rating 4.7 out of 5 stars

  • Range

    Rating 4.8 out of 5 stars

Pros mentioned filter

Cons mentioned filter

96%would recommend to a friend

Customers are saying

Customers commend the product's exceptional sound quality, particularly its amazing bass, along with its impressive portability and good battery life. They also appreciate its perfect size for packing, high volume, waterproof design, quick Bluetooth connectivity, light weight, and thin design. However, some customers found the price to be a bit steep. There were also minor concerns regarding charging issues and difficulties with device pairing.

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 184 Showing 3,661-3,680 of 5,542 reviews
  • Pros mentioned:
    Sound quality

    Would buy again

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

    My husband loved his Christmas gift. It was such a hit. He was a so surprise and the sound quality is great.

    This review is from Bose - SoundLink Flex Portable Bluetooth Speaker with Waterproof/Dustproof Design - Black

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

    Amazing little speaker with loud volume!

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

    Amazing sound for such a small speaker! Love it! Works well with a projector and outdoor movie night! Thanks

    This review is from Bose - SoundLink Flex Portable Bluetooth Speaker with Waterproof/Dustproof Design - Stone Blue

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

    Excellent speaker for the money

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

    Love Bose speakers and this one is no exception. This is perfect for sitting out by the pool.

    This review is from Bose - SoundLink Flex Portable Bluetooth Speaker with Waterproof/Dustproof Design - Stone Blue

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

    Bose speaker

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

    Love this Bose speaker! It’s so compact you can take it anywhere!! I’d recommend it to anyone.

    This review is from Bose - SoundLink Flex Portable Bluetooth Speaker with Waterproof/Dustproof Design - White Smoke

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

    Boose

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

    Very good quality sound was very smooth we all lik

    This review is from Bose - SoundLink Flex Portable Bluetooth Speaker with Waterproof/Dustproof Design - Black

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

    Wow

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

    This is my first time owned speaker but Very nice and good sound. Love it

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

    Awesome

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

    Really awesome sound in a small package, and it fits a backpack….

    This review is from Bose - SoundLink Flex Portable Bluetooth Speaker with Waterproof/Dustproof Design - White Smoke

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

    Boss

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

    Boss alway plays very wall because it’s boss what can I say

    This review is from Bose - SoundLink Flex Portable Bluetooth Speaker with Waterproof/Dustproof Design - Black

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

    Good

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

    Small affordable and has good quality of sounds no matter what type of music

    This review is from Bose - SoundLink Flex Portable Bluetooth Speaker with Waterproof/Dustproof Design - Black

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

    Bose

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

    Couldn’t believe sound from such s small size. Would recommend

    This review is from Bose - SoundLink Flex Portable Bluetooth Speaker with Waterproof/Dustproof Design - Black

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

    Bose Portable Review

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

    Awesome product amazing sound, Bose never disappoints.

    This review is from Bose - SoundLink Flex Portable Bluetooth Speaker with Waterproof/Dustproof Design - Black

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

    Bose speaker

    |
    |
    Posted . Owned for 11 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    This little thing is a power house convenient to carry easy to use.

    This review is from Bose - SoundLink Flex Portable Bluetooth Speaker with Waterproof/Dustproof Design - Stone Blue

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

    Bose speaker

    |
    |
    Posted . Owned for 6 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Great sound. I use it everywhere! Love the color as well.

    This review is from Bose - SoundLink Flex Portable Bluetooth Speaker with Waterproof/Dustproof Design - Black

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

    New Sounds

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

    I love my new Bose speaker. Music sounds so smooth and has great clarity. I can hear the music all over my house.

    This review is from Bose - SoundLink Flex Portable Bluetooth Speaker with Waterproof/Dustproof Design - White Smoke

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

    Bose Speaker

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

    Excellent item. Will recommend to friends & family.

    This review is from Bose - SoundLink Flex Portable Bluetooth Speaker with Waterproof/Dustproof Design - Black

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

    High Quality but Bass is Strong

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

    Sound and construction is solid and good. A LITTLE heavy on the bas side, and I wish there were a way to adjust the frequency responses.

    This review is from Bose - SoundLink Flex Portable Bluetooth Speaker with Waterproof/Dustproof Design - Black

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

    Bose flex speaker performs’

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

    Sound quality and projection and the microphone all perform great!

    This review is from Bose - SoundLink Flex Portable Bluetooth Speaker with Waterproof/Dustproof Design - Stone Blue

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

    Good

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

    Good sounding speaker. Quick pairing. Announces battery level when powered on.

    This review is from Bose - SoundLink Flex Portable Bluetooth Speaker with Waterproof/Dustproof Design - Stone Blue

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

    Bose_ SoundLink Flex Bluetooth Speaker

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

    bought this speaker because the speaker on my laptop was poor quality. this one gives amazing sound!

    This review is from Bose - SoundLink Flex Portable Bluetooth Speaker with Waterproof/Dustproof Design - Black

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

    Bose Speaker is the Best

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

    Excellent product, highly recommend for grab and go with great sound.

    This review is from Bose - SoundLink Flex Portable Bluetooth Speaker with Waterproof/Dustproof Design - Stone Blue

    I would recommend this to a friend
Page 184, Showing 3,661-3,680 of 5,542 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.