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airplane headphone adapter
Skip itA concentrated shelf (top 5 take 76% of clicks) — this niche doesn't clear our bar today.
Avg price
Great$20.20avg listing price — sweet spot $15–$100
Conversion
Great8.9%search→purchase rate — share of searches ending in a sale
Price range
Great$4.08–$65.61cheapest to priciest tracked listing — scored on the share inside $15–$100
Quality gap
Good4.4★avg incumbent rating — lower means beatable quality
Growth
Okay+16.1%90-day search growth — must beat 0% to launch
Market size
Okay$212K$212K/yr · 117K searches
Brand share
Okay81%top-5 brand share — brands hold most of the demand
Review moat
Okay2,597.08avg incumbent reviews — the moat a new listing must climb
Returns
Okay4.8%return rate — above 5% kills the launch gate
Competition
Bad76%top-5 click share — a locked-up shelf