I have horrible static in audio with the nix capture card from plugable

so your using a nix capture card the only to hook it up up is to hook your ps4 or whatever to line in port and then whatever moniter to line out port and then capture card to pc i did it using the usb to usb c to be honest im not sure what your talking about all of setup uses hdmi if you would like to give some more info i would like to try to help