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usb to optical audio adapter
Skip itA concentrated shelf (top 5 take 77% of clicks) — this niche doesn't clear our bar today.
Avg price
Incredible$24.59avg listing price — sweet spot $15–$100
Price range
Incredible$16.33–$38.33cheapest to priciest tracked listing — scored on the share inside $15–$100
Review moat
Great253.25avg incumbent reviews — the moat a new listing must climb
Quality gap
Great4.3★avg incumbent rating — lower means beatable quality
Conversion
Good6.0%search→purchase rate — share of searches ending in a sale
Returns
Okay3.9%return rate — above 5% kills the launch gate
Market size
Bad$92K$92K/yr · 62K searches
Brand share
Bad91%top-5 brand share — brand-locked demand
Growth
Bad-7.5%90-day search growth — must beat 0% to launch
Competition
Bad77%top-5 click share — a locked-up shelf