The Tiamat 7.1 V2 is an analog 7.1 surround sound gaming headset featuring 10 discrete drivers - five per ear cup. A new Audio Control Unit lets you set the volume of each audio channel as well as toggle between 7.1 surround and 2.0 stereo. It also has a passthrough feature, so you can switch between the headset and and external speakers at the press of a button.