User's Manual
104
Appendix D: Recording Audio
Appendix D: Recording Audio
The system can also record audio for up to 1 channel (4/8-channel models) or 2 channels 
(16-channel model). You must have audio-capable cameras (not included) or self-powered 
microphones (not included) in order to record audio on the system.
To enable audio recording:
1 (4/8-channel models): Connect the BNC video 
cable from the camera to the BNC Video 
INPUT port marked 1. 
• (16-chann
el model): Connect the BNC video cable from the camera to BNC Video INPUT port 
1 or 2.
2 Co
nnect the RCA audio cable from the camera to the corresponding Audio INPUT.
3 Right-click 
to open the Menu Bar and click the Main Menu button ( ).
4 Cl
ick Record and select the MainStream tab.
5 Ens
ure the Audio checkbox is checked next to the channel the audio-enabled camera is 
connected to.
6 Cl
ick Apply to save your changes.
Connect an RCA audio cable from the camera into 
the corresponding Audio INPUT port
8-channel model shown
Connecting Audio Cameras
Check Audio to enable audio 
recording on each channel










