The product is a replacement cable for EFILIVE EFI LIVE, which is a diagnostic service tool used in the automotive industry. The cable has an OBD2/OBDII interface and an RJ45 Ethernet connector. The brand is unbranded/generic, and the manufacturer part number is EFI. The cable is designed to connect the EFILIVE EFI LIVE tool to a vehicle's OBD port for diagnostic purposes.