sound expansion card for computer Stock Photo - Alamy
StarTech.com 7.1 Channel Sound Card - PCI Express - 24-bit - 192KHz - SPDIF Digital Optical and 3.5mm Analog Audio (PEXSOUND7CH) : Amazon.co.uk: Computers & Accessories
7.1 Channel PCI Express Sound Card - Our video cards and sound cards enable you to add smooth video performance or high-end audio capability to your PC computer, through a motherboard PCI