[KongchangAI]
Unverified85% confidenceFactTime unknown

NRR标称值需打折看:实际防护值约为(NRR-7)÷2,NRR33的耳塞实测有效降噪约13dB,选购时不要被标称高数值误导

1
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85%
Confidence
Long-term
Relevance
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