Corsair 7.1 USB Gaming Headset (Raptor HS40) 7.1 Surround via USB - Accurate positional audio gives you a tactical advantage, letting you hear where your enemies are before they see you. 40mm Neodymium drivers - Great sound quality with better sensitivity. Closed-back, Circumaural design - Cushioned earpads surround your ears and the closed-back design reduces environmental noise for a more immersive gaming experience. Noise-Cancelling microphone - Automatically reduces background noise, so you'll be heard loud and clear. Padded ear cups and headband - Extra comfort so you can focus on your game, not the gear.