Harman Kardon Charger
FailThe top 5 brands take 99% of clicks, so Harman Kardon Charger is a Fail.
- Flapen Score
- 40 / 100Ranks 5,198 of 8,347 Electronics niches · −3 vs the category median of 4340
- Market size
- $676K/yr71K searches / yr
- 90-day growth
- -5.3%search demand this quarter
- Competition
- 61%top-5 click share · 6 brands · 53 sellers
Flapen Score
Harman Kardon Charger against its category
The dotted line is the Electronics average. Past it, Harman Kardon Charger is stronger. Inside it, weaker.
Market
The Harman Kardon Charger market on Amazon at a glance
Shoppers on Amazon United States searched for Harman Kardon Charger 71K times last year and spent an estimated $676K. The top 5 brands take 99% of clicks. Demand peaks in Nov–Dec. Flapen scores it 40 out of 100, a Fail.
01 · Demand
An estimated 5.1% of those searches ended in a purchase.
Shoppers searched for this 71K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 5.1% of those searches ended in a purchase. Searches in the last 90 days moved -5.3% against the 90 days before. Searches, conversion and average price together put the market at an estimated $676K a year.
- Searches, last 12 months
- 71K
- Growth, 90 days vs prior 90
- -5.3%
- Conversion, latest week
- 5.1%
- Market size, estimated
- $676Ka year
- Peak month
- November3.5× the quietest month
- Top search term
- onyx studio 827K searches a year
02 · Price
A sale here is worth $189.21.
Listings sell for $189.21 on average, from $9.93 to $465.22. Amazon reports units sold in ranges. This niche sold 2K to 3K a year. The average listing sells 0 to 100 of them. At $189.21 that is $0 to $19K a year per listing.
- Average price
- $189.21above the $15 to $100 sweet spot
- Price range
- $9.93–$465.22
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 2K–3K
- Units per listing a year
- 0–100
- Revenue per listing a year
- $0–$19K
- Returns
- 3.0%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is low.
41% of listings pay for placement with sponsored ads. 53% ship with Prime. On an average day, 11.0% of listings are out of stock. The average listing ranks #2,246 within Portable Audio & Video. It carries 804 reviews at 4.61 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 41%
- Prime listings
- 53%
- Out of stock, average day
- 11.0%
- Average rank
- #2,246in Portable Audio & Video
- Average rating
- 4.61 starsAmazon United States average 4.42 stars
- Average reviews
- 804per listing
- Listings tracked
- 17
04 · Newcomers
Brands here are settling in.
The brands on the shelf have sold for 46 months on average, so the names here are settling in.
- Launched, last 12 months
- 0
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 46 months
Products
Top Harman Kardon Charger products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 22, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
for Harman Kardon Charger Onyx Studio 8 7 6 5 4 3 2 1 Wireless Bluetooth Speaker Replacement Harmon Kardon Charger 19V AC Power Cord Supply10 FT VHBW
- Price
- $11.93
- Rating
- 4.6/5
- Reviews
- 3,565
- Age
- 7y ago

Harman Kardon Onyx Studio 6 - Bluetooth Speaker with Handle - Black (HKOS6BLKAM)
- Price
- $351.14
- Rating
- 4.7/5
- Reviews
- 580
- Age
- 10y ago

Harman Kardon Onyx Studio 8 - Bluetooth Studio Speakers Ideal Sound Experience
- Price
- $166.65
- Rating
- 4.7/5
- Reviews
- 226
- Age
- 3y ago

Charger for Harman Kardon Onyx Studio 8 7 6 5 4 3 2 1 Wireless Bluetooth Speaker 19V 38W AC Fast Power Adapter
- Price
- $10.22
- Rating
- 4.5/5
- Reviews
- 373
- Age
- 2y ago

Harman Kardon Onyx Studio 6 Wireless Bluetooth Speaker - IPX7 Waterproof Extra Bass Sound System with Rechargeable Battery and Built-in Microphone - Black
- Price
- $377.44
- Rating
- 4.7/5
- Reviews
- 2,268
- Age
- 6y ago
Trending
estimated 90-day click momentum
Harman Kardon Onyx Studio 9 - Portable Bluetooth Speaker Bundle - Self-Tuning Built-in Battery USB Charging Aluminum Handle + Aux Cable + Cleaning Cloth Wireless Home & Outdoor Speaker
- Price
- $200.71
- Rating
- 5.0/5
- Reviews
- 2
- Age
- 3y ago

Harman Kardon Onyx Studio 8 Portable Bluetooth Speaker HKOS8CPNAM (Renewed)
- Price
- $176.47
- Rating
- 4.5/5
- Reviews
- 32
- Age
- 2y ago

Syfrufo 19V Charger for Harman Kardon Onyx Studio 1-7 Bluetooth Speakers
- Price
- $9.93
- Rating
- 4.4/5
- Reviews
- 434
- Age
- 6y ago

Charger for Harman Kardon Onyx Studio 8 7 6 5 4 3 2 1 Wireless Bluetooth Portable Speaker Replacement Harman Kardon Charger 19V 38W AC Fast Power Adapter Cord
- Price
- $10.14
- Rating
- 4.4/5
- Reviews
- 436
- Age
- 2y ago

Charger for Harman Kardon Onyx Studio 8 7 6 5 4 3 2 1 Wireless Bluetooth Speaker 19V 38W AC Fast Power Adapter
- Price
- $10.22
- Rating
- 4.5/5
- Reviews
- 373
- Age
- 2y ago
Newest
by launch date
Harman Kardon Onyx Studio 9 - Portable Stereo Bluetooth Home Speaker with Built-in Battery and USB Charging self-Tuning and Multi-Speaker Connection by Auracast - Black (Renewed)
- Price
- $180.52
- Rating
- 4.4/5
- Reviews
- 71
- Age
- 1y ago

Harman Kardon Onyx Studio 9 - Portable Stereo Bluetooth Home Speaker with Built-in Battery and USB Charging self-Tuning and Multi-Speaker Connection by Auracast - Black
- Price
- $219.19
- Rating
- 4.7/5
- Reviews
- 463
- Age
- 1y ago

Charger for Harman Kardon Onyx Studio 8 7 6 5 4 3 2 1 Wireless Bluetooth Portable Speaker Replacement Harman Kardon Charger 19V 38W AC Fast Power Adapter Cord
- Price
- $10.14
- Rating
- 4.4/5
- Reviews
- 436
- Age
- 2y ago

Charger for Harman Kardon Onyx Studio 8 7 6 5 4 3 2 1 Wireless Bluetooth Speaker 19V 38W AC Fast Power Adapter
- Price
- $10.22
- Rating
- 4.5/5
- Reviews
- 373
- Age
- 2y ago

Harman Kardon Onyx Studio 8 Portable Bluetooth Speaker HKOS8CPNAM (Renewed)
- Price
- $176.47
- Rating
- 4.5/5
- Reviews
- 32
- Age
- 2y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 61% of clicks. Leaders hold, but buyers still shop past them.
Brands
6 falling
Sellers
53
Est. top-5 brand share
99%
Top 20: 100%
Est. top-5 click share
61%
Top 20: 100%
Open market
0%
- Harman Kardon63%
- vhbw21%
- WUINTE9%
- Iretod4%
- Syfrufo2%
- HSXIRQA1%
Demand
Harman Kardon Charger search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Nov, Dec · busiest ÷ quietest = 3.5×
Search terms
Top Harman Kardon Charger search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- onyx studio 827K/yr
- harman kardon onyx studio 69K/yr
- harman kardon speaker charger5K/yr
- harmon kardon onyx studio 813K/yr
- harman kardon charger4K/yr
- onyx studio 65K/yr
- hk onyx studio 64K/yr
- onyx studio 42K/yr
- harmon kardon charger1K/yr
Reviews and returns
What reviews say buyers love and hate about Harman Kardon Charger
We read the reviews and the return reasons for every product selling here.
“the charger does not work”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
16 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Harman Kardon Charger questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









