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Kz Castor

Fail

The top 5 products take 100% of clicks, so Kz Castor is a Fail.

Flapen Score
33
33 / 100
Ranks 7,120 of 8,347 Electronics niches · −10 vs the category median of 43
Market size
$57K/yr110K searches / yr
90-day growth
+8.7%search demand this quarter
Competition
100%top-5 click share · 2 brands · 4 sellers

Flapen Score

Kz Castor against its category

The dotted line is the Electronics average. Past it, Kz Castor is stronger. Inside it, weaker.

33Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Kz Castor market on Amazon at a glance

Shoppers on Amazon United States searched for Kz Castor 110K times last year and spent an estimated $57K. All 2 brands take every click. Flapen scores it 33 out of 100, a Fail.

01 · Demand

An estimated 2.1% of those searches ended in a purchase.

Shoppers searched for this 110K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 2.1% of those searches ended in a purchase. Searches in the last 90 days moved +8.7% against the 90 days before. Searches, conversion and average price together put the market at an estimated $57K a year.

Searches, last 12 months
110K
Growth, 90 days vs prior 90
+8.7%
Conversion, latest week
2.1%
Market size, estimated
$57Ka year
Top search term
kz castor pro52K searches a year

02 · Price

A sale here is worth $24.57.

Listings sell for $24.57 on average, from $23.39 to $25.46. Amazon reports units sold in ranges. This niche sold 2K to 2K a year. The average listing sells 100 to 250 of them. At $24.57 that is $2K to $6K a year per listing.

Average price
$24.57inside the $15 to $100 sweet spot
Price range
$23.39–$25.46
Amazon United States median price
$24.38across 115,062 niches
Units sold a year
2K–2K
Units per listing a year
100–250
Revenue per listing a year
$2K–$6K
Returns
3.1%of orders · Amazon United States median 2.1%

03 · Entry bar

The bar here is low.

80% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #304 within Headphones & Earbuds. It carries 668 reviews at 4.44 stars, so a new listing needs social proof before a better product.

Sponsored listings
80%
Prime listings
100%
Out of stock, average day
0.0%
Average rank
#304in Headphones & Earbuds
Average rating
4.44 starsAmazon United States average 4.42 stars
Average reviews
668per listing
Listings tracked
5

04 · Newcomers

Brands here are settling in.

The brands on the shelf have sold for 37 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
37 months

Products

Top Kz Castor products & what they sell for

Every tracked product: its share of the shelf, its reviews, and its price.

Sign in to see the products

The products selling in this niche are for signed-in readers. Every market figure above stays open to everyone.

Competition

Competition: brands, sellers & click share

The top 5 products take 100% of clicks. A locked shelf that new listings rarely crack.

Brands

2 flat

Sellers

4

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

100%

Top 20: 100%

Open market

0%

  • Brand 177%
  • Brand 223%
  • Open — no brand owns it (0%)

Demand

Kz Castor search demand

Weekly searches over the year. Pick a range.

3K2KFeb '26Mar '26Mar '26Apr '26May '26Jun '26

Search terms

Top Kz Castor search terms shoppers use

The exact words shoppers type, with yearly volume, growth, and conversion.

  • kz castor pro52K/yr
  • kz castor50K/yr
  • kz castor bass5K/yr
  • kz castor pro bass3K/yr

Reviews and returns

What reviews say buyers love and hate about Kz Castor

We read the reviews and the return reasons for every product selling here.

27%of positive reviews mention “Audio Quality”
16%of negative reviews mention “Quality-Overall”
3.1%of orders come back
“Bad quality”
A buyer, on “Quality-Overall”16% of negative reviews mention the same topic

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.

17 topics

NegativePositive

FAQ

Common Kz Castor questions

Answered from the same tracked data.