[KongchangAI]
Unverified90% confidenceDecision RuleTime unknown

推力选择看阻抗:低阻高敏耳塞(16-32Ω)只需30-50mW即可,300Ω大耳(如HD650/DT880)需要单端≥250mW或平衡≥500mW@32Ω折算才能推出动态和控制力

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