D-LinkŪ DEM-311GT compatible 1000Base-SX SFP transceiver (MMF, 850nm, 550m, LC). A 100% D-LinkŪ compatible SFP transceiver that operates at 850nm over multi-mode fiber, with a maximum reach of 550m connected via a LC connector. This D-LinkŪ SFP transceiver is 100% compliant with its designed networking application, and is factory programmed with D-LinkŪ specific configuration data required for seamless networking integration. This SFP transceiver will initialize and perform identically to D-Link's transceiver and is built to meet or exceed D-Link's specifications, and comply with MSA (Multi-Source Agreement) standards. The actual part shipped may have a different part number, but will be functionally identical and 100% compatible. Trade Agreements Act (TAA) versions of this part are available.