[KongchangAI]
Unverified80% confidenceFactTime unknown

3M PELTOR等工业级耳罩式通讯耳机采用双杯降噪结构,NRR普遍在24-31dB,配噪音消除麦克风,是船舶/海事高噪音通讯的行业主流方案

1
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80%
Confidence
Long-term
Relevance
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