This is a 2-port USB printer sharing switch, also known as a USB printer sharer or switcher.
It allows two computers to share a single USB device, typically a printer, scanner, or other USB peripherals.
This device helps improve office efficiency by eliminating the need to repeatedly plug and unplug devices when switching between computers.
Many models are plug-and-play, requiring no driver installation and are compatible with various operating systems like Windows, Mac OS, and Linux.