Harman Kardon Onyx Studio 4 Wireless Bluetooth Speaker

Harman Kardon Bluetooth Speaker

Limited time remaining!
Up to 68% Off

Product Details


Harman Kardon Onyx Studio 4 Wireless Bluetooth Speaker

  • Product number: HKOS4BLKAM
  • Bluetooth version: 4.2
  • Features a rechargeable lithium-ion battery
  • Approximately 8 hours of playtime
  • Built-in microphone conferencing system
  • Harman Kardon Connect+ allows connecting 100+ speakers with the same feature
  • Product dimensions (in millimeters): 260x278x159.5
  • Product condition: new

For more info see this manual.

In the Box: Harman Kardon Onyx Studio 4, power adapter, quick start guide, safety sheet, warranty card

bluetooth-speaker-guideBluetooth Speaker Buying Guide

Whether you need a speaker for your bedroom or for a backpacking kit, this guide will help you choose the right one.

For post-purchase inquiries, please contact customer support.

View the Goods FAQ to learn more.

The Fine Print


If purchasing a Used / Open Box item: Used / Open Box items are items that have been purchased and returned by Groupon customers. These items have been inspected, graded, and in some cases cleaned and repaired. Used / Open Box items do not come with a warranty, but are returnable under Groupon’s standard return policy. Products may not arrive in original packaging. Learn more about Used / Open Box conditions here.

Customer Reviews

Product Picture for Customer Review

Harman Kardon Onyx Studio 4 Wireless Bluetooth Speaker

Rate first, then write a review.

rebecca Verified Purchaser
Aug 3rd, 2018
So much sound from a small speaker!
Was this helpful?
Thank you for your vote (Undo)
Leslie Verified Purchaser
Aug 1st, 2018
Love mine
Was this helpful?
Thank you for your vote (Undo)
Mark Verified Purchaser
Jul 21st, 2018
Sounds great
Was this helpful?
Thank you for your vote (Undo)
Terry Verified Purchaser
Jul 20th, 2018
This speaker is great. I purchased two and the sound is Excellent !
Was this helpful?
Thank you for your vote (Undo)
Stephen Verified Purchaser
Jul 19th, 2018
Excellent sound quality haven't had it long enough to know about battery life, but so far so good
Was this helpful?
Thank you for your vote (Undo)
Wesley Verified Purchaser
Jun 26th, 2018
Great sounding Bluetooth speaker
Was this helpful?
Thank you for your vote (Undo)
Frankie Verified Purchaser
Jun 25th, 2018
I loves it, brand new in the box and 100 times better than I imagined. Delivered within 7 business days
Was this helpful?
Thank you for your vote (Undo)
Dolly Verified Purchaser
Jun 22nd, 2018
It does not have that deep sound bass to fill a room like the original Harman Kardon!
Was this helpful?
Thank you for your vote (Undo)
6 people found this review helpful
mcblackblack Verified Purchaser
Jun 17th, 2018
The sound is great !! You want be disappointed
Was this helpful?
Thank you for your vote (Undo)
Cheryl Verified Purchaser
Jun 12th, 2018
Fabulous and easy to use!
Was this helpful?
Thank you for your vote (Undo)
Showing 10 of 33
Oops, we couldn't load more reviews for some odd reason. please try again

Average of 69 ratings

81%
7%
3%
3%
6%
To ensure the quality of reviews, all reviews are screened for spam and content that may be offensive to other people.

Please Sign In or Sign Up to rate or vote

By purchasing this deal you'll unlock points which can be spent on discounts and rewards. Every 5,000 points can be redeemed for $5 Off your next purchase.