hyperx cloud ii features a newly designed usb sound card audio control box that amplifies audio and voice for an optimal hi-fi gaming experience, so you can hear what you've been missing. open up a world of detail other gamers will never know - the rustle of a camper's boot, the scuttle in a distant vent. its independent audio and microphone volume control lets you adjust not only sound volume but also mic volume and easily toggle surround sound 7.1 or the mic sound on and off. this next-generation headset generates virtual 7.1 surround sound with distance and depth to enhance your gaming, movie or music experience. pinpoint your opponents' location in the game and strike before he sees you coming.usb audio sound card with 7.1 virtual surround sound53mm drivers neodymium magnetsnoise cancelling microphone via inline sound cardecho cancelling via inline sound card.ambient noise attenuation:approx. 20 dba