Searching for "usb 7.1" on amazon.com gives these top products with decent rating: http://www.amazon.com/Vantec-External-Channel-Audio-Adapter/dp/B004HXGJ3S/re

Searching for "usb 7.1" on amazon.com gives these top products with decent rating: http://www.amazon.com/Vantec-External-Channel-Audio-Adapter/dp/B004HXGJ3S/ref=sr_1_1?ie=UTF8&qid=1399888698&sr=8-1&keywords=usb+7.1 http://www.amazon.com/Vantec-External-Channel-Audio-Adapter/... http://www.amazon.com/Sabrent-USB-SND8-8-Channel-External-Surround/dp/B001D1PWGM/ref=sr_1_2?ie=UTF8&qid=1399888698&sr=8-2&keywords=usb+7.1 http://www.amazon.com/Sabrent-USB-SND8-8-Channel-External-Su... Here's the Razer Tiamat headphones, I'm using them and like a lot: http://www.amazon.com/Razer-Tiamat-Surround-Gaming-Headset/dp/B007CS9WYI/ref=sr_1_1?ie=UTF8&qid=1399888881&sr=8-1&keywords=razer+tiamat http://www.amazon.com/Razer-Tiamat-Surround-Gaming-Headset/d...