ADVANCED OPERATION
18
Note: Depending on the model you have, this DVR series supports UP TO FOUR audio-in channels, which
are Audio 1, Audio 2, Audio 3 and Audio 4 accordingly, and the audio data will be recorded with the
video data of CH1, CH2, CH3 and CH4 respectively.
For example, if your DVR supports two audio-in, its audio channels will be Audio 1 and Audio 2.
When you playback CH1, you will also hear the audio recording of Audio 1.
