HQRP AC Adapter Compatible with Harman Kardon
Output: 100V-240V Ac, Input: 100V-240V Ac;, Output: 100V-240V Ac;
Results of our analysis:
We analyzed 40,402 reviews for 104 products in the AC Adapters category.
We then analyzed 14 reviews for this product. Of these, 2 reviews were recent.
100% of reviews were positive.
Final Score:

7.65 out of 10, based on these factors:
Common Questions
Will this work to charge my Kardon mini onyx?
The correct AC adapter can be found here.
What is the length of the cord?
AC, inch 42 Cord DC, inch 41.5 are the numbers you are asking about.
Do you have to buy the ac cable separately or as part of the package when you buy the harman kardon speaker?
It should be included mine.
Can I use a ac adaptor input to charge my Harman/Kardon serial number: FC 0 0 0 5 - 07713 73?
For the models listed in the description, it can be used.
Does it fit the harmon kardon 2?
The correct AC adapter for the Onyx Studio-2 Wireless Speaker model can be found here.