QNAP Security VioStor NVR (Version: 4.1.2) - Manual (Page 20)

20
1.2.10 VS – 4116 / 4112 / 4108 Pro+
1. One-touch-auto-video-backup button
2. USB 2.0
3. LED indicators: Status, LAN, USB, HDD1–4
4. Power button
5. Select button
6. Enter button
7. Power connector
8. K-Lock Security Slot
9. Gigabit LAN x 2
10. Audio In/Out (Reserved)
11. Password & network settings reset button
12. USB 3.0 x 2
13. USB 2.0 x 4