D-Link’s new line of Small Form-Factor Pluggables (SFPs) transceivers give you an industry-leading combination of performance and affordability. The DEM-314GT is a high-performance 1550 nm single-mode SFP transceiver supporting full-duplex Gigabit speeds on single-mode fiber for distances of up to 50 km. The unit features a metal housing to reduce EMI and to increase durability.