Unverified75% confidenceDecision RuleTime unknown
哭声报警灵敏度应可分级调节(至少3档),固定灵敏度机型容易在环境噪音下误报或漏报;带声音等级指示灯(LED声光提示)的机型即使静音也能通过灯条判断哭声大小
1
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75%
Confidence
Long-term
Relevance
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