40
wireless headphone adapter
Skip itA small market ($71K/yr) — this niche doesn't clear our bar today.
Avg price
Great$22.57avg listing price — sweet spot $15–$100
Quality gap
Great4.3★avg incumbent rating — lower means beatable quality
Price range
Great$9.40–$32.69cheapest to priciest tracked listing — scored on the share inside $15–$100
Conversion
Good4.5%search→purchase rate — share of searches ending in a sale
Brand share
Okay83%top-5 brand share — brands hold most of the demand
Returns
Okay4.4%return rate — above 5% kills the launch gate
Growth
Okay+4.3%90-day search growth — must beat 0% to launch
Competition
Bad73%top-5 click share — a locked-up shelf
Review moat
Bad7,067.86avg incumbent reviews — the moat a new listing must climb
Market size
Bad$71K$71K/yr · 70K searches