Amazon.com: LEAGY USB 7.1 External Sound Card (8-Channel) - 7.1 Channel USB Soundbox - Dynamic 3D Surround Sound - UP to 8 Speakers - Simultaneous Recording and Playback - Analog and Digital Audio Equipment : Electronics
Amazon.com: StarTech.com 7.1 USB Sound Card - External Sound Card for Laptop with SPDIF Digital Audio - Sound Card for PC - Silver (ICUSBAUDIO7D) : Electronics
USB to 3.5mm External Sound Card Adapter Virtual 7.1 Channel Dual Microphone & Headset Port Plug and Play No Driver Needed for Windows, Mac, Linux-Black - Walmart.com
StarTech.com 7.1 USB Audio Adapter External Sound Card w SPDIF (ICUSBAUDIO7D)
7.1 Channel USB External Sound Card Audio Adapter - Walmart.com