10
1xRS-485: 2pin phoenix port, Max Distance: 1200m,
Protocol: VISCA/Pelco-D/Pelco-P
Main Unit
1. Line in Interface 7. POWER switch
2. CVBS Interface 8. DC IN 12V jack
3. System select switch 9. HDMI interface
4. RS485 Interface 10. USB2.0
5. RS232 IN Interface 11. USB3.0
6. RS232 out Interface 12. Rj45 interface