1. 
Optical drive eject button*
8. 
USB 2.0
2. 
USB 3.2 Gen 1
9. 
USB 3.2 Gen 2
3. 
Power connector
10. 
2x USB-C® 3.2 Gen 2
4. 
Headphone / microphone combo jack (3.5mm)
11. 
USB-C® 2.0 (support data transfer, PD 3.0)
5. 
HDMI®-in 1.4
12. 
Kensington® Security Slot™
6. 
Ethernet (RJ-45)
13. 
HDMI® Switch Key
7. 
HDMI®-out 2.1 TMDS
14. 
Power button