Sound Cards

StarTech.com 7.1 Channel Sound Card - PCI Express - 24-bit - 192KHz - Add hi-fi digital optical 7.1 surround sound to your computer through PCIe - 7.1 Channel PCIe Sound Card - 24-bit 192KHz - PCIe 7.1 Surround Sound Card - PC Audio Adapter Card - SPDIF optical and 3.5mm analog audio - Includes low-profile bracket

StarTech.com USB Stereo Audio Adapter External Sound Card with SPDIF Digital Audio - Add an SPDIF digital audio output and standard 3.5mm audio/microphone connections to your system through USB - USB Stereo Audio Adapter - External Sound Card w/ SPDIF Out - USB Sound Card Adapter - USB to Audio Converter - USB SPDIF Sound Card

Tripp Lite USB External Sound Card Microphone Speaker Virtual 7.1 Channel - 7.1 Sound Channels - External - USB - 1 x Number of Microphone Ports - 1 x Number of Headphone Ports