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
What audio setting should I use with this sound bar? Settings app on my series x defaulted to 7.1 uncompressed. : r/XboxSeriesX
Upgrade to 7.1 Surround Sound for an Immersive Home Theater Experience
Signature Surround Sound Home Theater 7.1 Channel Speaker System | Fluance
2.1 vs 5.1 vs 7.1 – Which is Best for You? - Enclave Audio Technologies, LLC