This is a 1-meter cable from IDTech, part number CBL132-003-01-A, designed to connect an RJ45 port to a host USB interface. It facilitates data transfer between devices equipped with these respective connectors.
This cable is ideal for integrating devices that use RJ45 for communication with modern USB-enabled systems.
CBL132-003-01-A - Idtech 1M RJ45 TO HOST USB