This is advertised as a PS4 headset. And it works with PS4, you know, the old big one that has a USB port AND a digital audio port on the back. The PS4 Slim, the only one you can buy now that the original has been discontinued, doesn't have a digital audio port. This means that while you can plug your headset into a USB port and chat with your friends, you will NOT receive game audio (music, effects, speech, etc.) through the headset, ONLY your friends. What Makes This Headset Virtually…