產品規格：
✅ Astm F2100 Level 3 (美國Nelson Labs 檢測認證)
✅ BFE細菌過濾效能 >99%
✅ PFE粒子過濾效能 >99%
✅ VFE病毒過濾效能 >99%
✅ 歐盟 En 14683 type IIr
✅ CE 標準
✅ ISO 13485 醫療儀器品質管理系統證書
✅ ISO 10993-5, ISO 10993-10 生物相容性試驗
✅ 日式立體設計，透氣度高，超柔軟耳帶，適合較長時間佩戴
✅ 中國製造
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