小魯書讀得少，6743應該算不上防疫概念才對，就了解是從事聲音科技醫療相關，參考如
下。
https://i.imgur.com/W9zBZJO.jpg
A. Smart Headsets
1. Console Gaming Headsets;
2. PC Gaming Headsets;
3. iPhone/iPad/iPod Lightning Headsets;
4. Android/PC USB/USB C Headsets;
5. Bluetooth/Proprietary 2.4GHz Wireless Headsets.
B. Smart Speaker Boxes
1. Conference Speaker Boxes;
2. Smart Voice Speaker Boxes.
C. Key Components
1. Lightning and USB/USBC cables;
2. Speaker drivers;
3. Acoustic filming;
3. Over molding/double molding/triple material injections;
4. Noise canceling and noise reduction technologies
請各位溫拿指點，或許是大家開始戴耳機上課？