[KongchangAI]
Unverified85% confidenceDecision RuleTime unknown

主动降噪深度看dB衰减,头戴式旗舰可达40-50dB,能有效压制飞机引擎/地铁的低频轰鸣;入耳式TWS通常25-35dB。若主要在飞机/高铁使用,优先选头戴式且宣传低频降噪≥30dB的型号

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