bad audio

I am a new provider! I have tried everything to make the sound better on my feed. How do i make it better? I am using my laptop to broadcast. How do i make it better. Please help asap. I feel so bad for it being crappy.

I have been working relentlessly on providing a good quality feed. I purchased everything I need to make my 2 scanners broadcast in stereo feed. After hooking everything up, I found the feed sounded good, but was still broadcasting in mono. I had to go into the scanner cast settings and click...