Unverified82% confidenceFactTime unknown

睡眠耳塞的隔音标称一般用SNR值，物理泡棉/硅胶耳塞SNR普遍在22-38dB，真正对低频鼾声（80-500Hz）有效的产品需关注低频段单独衰减值≥25dB，而非只看总SNR

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82%

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睡眠专用耳塞category

Related Claims

Unverified睡眠隔绝打鼾（低频噪音）应选NRR≥32dB的慢回弹泡棉耳塞，硅胶耳塞对低频衰减普遍不足，标称NRR多在22-27dB83% similar Unverified睡眠场景优先看SNR值而非NRR，SNR≥35dB才能有效阻隔伴侣鼾声（打鼾声压级约60-90dB），低于30dB仅适合遮蔽轻微环境噪音82% similar

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