3.Record for a while.
4.Playback and turn on the audio.
5.Then you will hear the audio.
Notes: Before you do audio function, please make sure the audio adapter can work and connected correctly.
One audio input point to one video input.
Appendix 3. Internet Explorer browser setting
1.
Run an Internet Explorer (IE) browser, click
tool
menu, and select
Internet options…
option:
32