If you like to use a wireless gaming headset, a mixamp is probably not for you. But on both console and PC, you have software solutions to game and voice audio, which will likely be enough. The mixamp is best for folks who go a bit beyond, or who want additional audio processing.

How do I connect my a40s to my PC without MixAmp?

0:040:51HOW TO : PC SET UP (Headset Only) - YouTubeYouTube

How do I connect my Astro A40 surround sound to my computer?

0:121:12A40 TR + MixAmp Pro TR PC Setup Guide || ASTRO Gaming - YouTubeYouTube

How do I use my c40 on my PC?

1:081:51C40 TR Controller PC/Mac Setup Guide || ASTRO Gaming - YouTubeYouTube