Step:
1. Choose" Audio compress", "open";
Note: 【Copy】,other channels can have same setting
2. Click【Apply】or【ok】
3. local record, network monitoring and remote record will be audio and video
4.3.3.2 Audio monitoring
Function position:Channel| Audio| Audio monitoring
Function introduction: 1.Choose"Audio monitoring", support local audio;
2. Audio volume can be adjusted
User Manual
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