The USB device with is almost certainly a DM9601-based USB 1.1 to Fast Ethernet adapter from ICS Advent or a clone. It is functional for low-speed networking and legacy OS support but obsolete for modern high-bandwidth applications.
Because these are often mass-produced "clones," the drivers are rarely signed by a major vendor. If you plug this into a modern Windows 10 or Windows 11 machine, it often fails to install automatically. You are usually forced to hunt down the dm9601.sys driver or use a driver pack utility. usb vid-0fe6 amp-pid-9900
In rare cases on older Windows versions (7/8), plugging in the device triggers a DRIVER_IRQL_NOT_LESS_OR_EQUAL or SYSTEM_THREAD_EXCEPTION_NOT_HANDLED crash. The USB device with is almost certainly a DM9601-based USB 1
These devices generally have better plug-and-play support on Linux than Windows, but you need the right video software. If you plug this into a modern Windows