[KongchangAI]
Unverified80% confidenceDecision RuleTime unknown

RFID屏蔽卡包核心看内衬是否含金属屏蔽层(铝箔/碳纤维),屏蔽频段应覆盖13.56MHz(银行卡/门禁);标称屏蔽但无金属夹层的多为营销噱头

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Long-term
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