Quick Guide

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2.2 Structure Description
The figure below shows the structure of the device. The actual device shall prevail.
Type A :
1. Range sensor
2. Temperature sensor
3. Light supplement lamp 1
4. Camera 1
5. Infrared light supplement lamp
6. Camera 2
7. Light supplement lamp 2
8. Display screen
9. Pass-through indicator
10. Microphone
11. Card reading area
12. Loudspeaker
13. Reboot button
14. USB 2.0
15. Floor stand