[KongchangAI]
Unverified80% confidenceDecision RuleTime unknown

听力下降的老人应选最大听筒音量≥90dB并支持助听器兼容(HAC)的机型,普通手机音量上限约75-85dB,戴助听器时易产生啸叫干扰

1
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80%
Confidence
Long-term
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