The industry-standard Small Form-Factor Pluggable (SFP) Gigabit Interface Converter links your switches and routers to the network. The hot-swappable input/output device plugs into a Gigabit Ethernet port or slot. Optical and copper models can be used on a wide variety of products and intermixed in combinations of 10/100/1000BASE-T, 1000BASE-SX, 1000BASE-LX/LH, 1000BASE-EX, 1000BASE-ZX, 1000BASE-CWDM, 1000BASE-DWDM or 1000BASE-BX-D/U on a port-by-port basis.