USB - Wikipedia
https://en.wikipedia.org/wiki/USB
Universal Serial Bus (USB) is an industry standard that establishes specifications for cables and connectors and protocols for connection, communication and power supply (interfacing)...
What Is USB 3.1? | Digital Trends
https://www.digitaltrends.com/computing/what-is-usb-3-1-when-will-it-be-released-and-what-will-it-do-for-pcs/
USB 3.1 is a generational number that mostly refers to the data transfer speed of the USB connector USB-A is still offered on a number of devices for legacy support of older accessories and cables that...
USB 3.1 vs. USB Type-C vs. USB 3.0 What's the difference?
https://www.velocitymicro.com/blog/usb-3-1-vs-usb-type-c-vs-usb-3-0-whats-the-difference/
USB 3.1 (aka USB 3.1/gen 1 and USB 3.1/gen 2) is the successor to USB 3.0. Identifiable by its bright turquoise port, USB 3.1/gen 2 doubles the transfer speed of 3.0 to a whopping 10 Gbps.