User Guide
18 
①  VIDEO IN: Video input port.   
②  VIDEO OUT:   
D4VT: Switchable (Composite Video Output or Spot Monitor) 
D8VT, D16VT: CVBS – Composite Video Output / SPOT – Spot Monitor               
③  VGA: VGA (Video Graphics Array) output port. Connects to the PC VGA monitor. 
④  HD VIDEO OUT: HDMI output port. Connections to the HDMI monitor (1920x1080). 
⑤  AUDIO IN:  D4VT/ D8VT: Four connectors for audio input.   
D16VT: use the included audio splitter cable 
⑥  AUDIO OUT:    D4VT/ D8VT: One connector for audio output.   
D16VT: use the included audio splitter cable. 
⑦  ETHERNET: Network terminal 
⑧  USB: USB terminal 
⑨  SENSOR IN, ALARM OUT, RS-485: External sensor terminal, External alarm out terminal & RS-485 
for PTZ Camera control 
⑩  POWER: DC12V input 
⑪  Ground: Use for ground port 










