[KongchangAI]
Unverified82% confidenceDecision RuleTime unknown

心率版运动耳机的PPG传感器应位于耳甲腔或耳道位置,耳道内耳屏动脉测量比耳廓外侧更准确,运动时误差可控制在±3-5bpm,选购时优先入耳式而非挂耳式设计

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82%
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Long-term
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