Unverified75% confidenceCautionTime unknown
低价降噪头戴（百元档）多为单馈降噪，只能压制持续低频噪音，对突发噪音和人声无效，且常伴随明显底噪和音质塌陷；预算有限追求降噪不如选中端降噪入耳
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75%
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Medium-term (~90 days)
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