hyper x cloud 2

Greetings fellas. Iam using Win 7 Ultimate. I have HyperX Cloud 2 and Voicemeeter. i want to hear all sounds thru my Hyperx AND for example ( when iam in discord voice room) i want them to hear what iam listening to or playing (all audio coming from my PC) .... it's like a mixer.... i want to...

I was wondering if I were to get a headset, which of these should I get? Also, if I were to remove the Dolby USB, would it make the 363d no longer 7.1? if so, if I were to use a 7.1 surround sound card like the Dolby USB soundcard, would it make the g4me zero 7.1 like the 363d? I was wondering...