Year-End SaleEnds 1/1/26. Limited quantities. No rainchecks.

Skip to content
Main Content

Customer Ratings & Reviews

No content
  • Front. harman/kardon - Onyx Studio 4 Portable Bluetooth Speaker - Black.
  • Angle. harman/kardon - Onyx Studio 4 Portable Bluetooth Speaker - Black.
  • Alt View 11. harman/kardon - Onyx Studio 4 Portable Bluetooth Speaker - Black.
  • Alt View 12. harman/kardon - Onyx Studio 4 Portable Bluetooth Speaker - Black.
  • Alt View 13. harman/kardon - Onyx Studio 4 Portable Bluetooth Speaker - Black.

harman/kardon - Onyx Studio 4 Portable Bluetooth Speaker - Black

Model:
HKOS4BLKAM
SKU:
5886600
Highly rated by customers for:
Your price for this item is $98.99
Clearance
The comparable value price is $179.99

Customer reviews

Rating 4.8 out of 5 stars with 2124 reviews

Rating Filter

Rating by feature

  • Value

    Rating 4.7 out of 5 stars

  • Quality

    Rating 4.8 out of 5 stars

  • Ease of Use

    Rating 4.8 out of 5 stars

Pros mentioned filter

Cons mentioned filter

96%would recommend to a friend

Customers are saying

Customers frequently mention the Onyx Studio 4's exceptional sound quality, powerful bass, and convenient portability. Many also praise its long battery life and ease of Bluetooth connectivity. While some wish for water resistance, the positive feedback on sound and portability outweighs this concern. The speaker's value for its price point is also frequently highlighted.

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 98 Showing 1,941-1,960 of 2,123 reviews

  • Speaker

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

    I haven’t used it,but it seems like it have great review and my friend has one.

    I would recommend this to a friend

  • Bluetooth Speaker

    |
    |
    Posted . Owned for 7 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I like it what an awesome bluetooth speaker this one will not dissapoint

    I would recommend this to a friend

  • Great product

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

    Perfect for home office, Perfect for home office, Perfect for home office

    I would recommend this to a friend

  • Sounds great

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

    It is better than I expected and it’s perfect. I love the features it offers.

    I would recommend this to a friend

  • Great

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

    This has great sound and it is really cheap for what it is.

    I would recommend this to a friend

  • Nice speaker. App needs an equalizer page.

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

    Please upgrade the app to include an equalizer page. Some songs sound distorted because too much bass. Over all it’s a very nice speaker. I Would recommend it to others.

    I would recommend this to a friend

  • Excellent Performance

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

    I have purchased several of these speakers and have Always been very happy with them.

    I would recommend this to a friend

  • Harman/Kardon

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

    I would buy 10 more of these if I could, great product.

    I would recommend this to a friend

  • Great product

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

    Great product I’ve posted several of them before and I love them great gift

    No, I would not recommend this to a friend

  • Awesome sound

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

    The quality and sound of this small Bluetooth speaker is awesome

    I would recommend this to a friend

  • Great I like

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

    I’m very happy whit this purchase and I’m going to do it again

    I would recommend this to a friend

  • Great sound

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

    Gave it to my son as a present and he loved it. Uses it all the time

    I would recommend this to a friend

  • Good

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

    So happttttttttttttyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyy

    I would recommend this to a friend

  • Great sound for the size

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

    Not as good as the Bose but only a third of the price. Will probably purchase another one. the only issue was the instructions for linking to a computer were lacking

    I would recommend this to a friend

  • Good base

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

    The only problem is that when you unplug it the sound lowers a little bit

    I would recommend this to a friend

  • Perfect

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

    This speaker was an amazing personal gift for office and warehouse use.

    I would recommend this to a friend

  • Awesome Speaker

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

    I love these Speakers because they have 2 sub-woofers, 2 mids and 2 tweeters.

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

    i dont know

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

    Don't get me wrong, the sound quality is unmatched and it fills up a room easily, but its not water proof and the battery is only good for 3 hours. I returned the first thinking something was wrong and will probally return or sell this one too. I need something that last at lest 8 hours.

    I would recommend this to a friend

  • Good speaker

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

    Works great and for the price I paid couldnt be happier

    I would recommend this to a friend

  • very loud

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

    girl let me tell you this got that water paste for sure girl

    I would recommend this to a friend
Page 98, Showing 1,941-1,960 of 2,123 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. © 2025 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.