Hello,
1. Our Basic FAQ is as follows:
http://www.bandicam.com/faqs/no_sound_r ... /#windows7
1) Set "Speakers" as default device
2) Choose "Win7 sound (WASAPI)" in Bandicam
2. It can be a codec problem
1) Try the VLC player:
http://www.videolan.org/vlc/
2) Do you hear the sound with VLC player?
3. If you still have the problem, send your video file at
bandicam@bandisoft.com