ETU-LINK 10GBASE-T SFP+ Copper is an optical-to-electrical module that adopts the SFP+ packaging format. It supports a maximum transmission rate of 10G and can transmit and receive data through network cables, with a maximum transmission distance of 80 meters. It utilizes an RJ-45 connector. The SFP+ COPPER-T module is typically used in SFP+ ports of switches, routers, and other network devices, capable of handling 10G high-speed data transmission.