TechPowerUp takes a look at the Creative Sound Blaster GC7
A quote from the article:
The Creative Sound Blaster GC7 is a feature-packed external USB sound card. It offers PC, console, and mobile device connectivity, an intuitive set of onboard controls, and is a capable performer in every regard. It can be accessed through a mobile app, making all of its features usable on all supported platforms.Creative Sound Blaster GC7 Review