Superseded92% confidenceDecision RuleTime unknown
水下游泳/浮潜需选5ATM（50米防水）及以上，且明确标注支持游泳运动模式；IP68仅代表防尘防短暂浸水，不适合游泳等主动水下运动
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Long-term
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This knowledge claim has been superseded by newer content
游泳选购必须IP68且带MP3内置存储（≥8GB），因水下蓝牙几乎无法传输；仅IPX7/IP67不能长时间浸水，只防泼溅和汗水Sources
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