The FS SFP1G-ELX-31 2-Pack 1G SFP 1310nm 20km LC Single Mode modules are specifically designed for Extreme Networks devices. With a maximum data rate of 1000 Mbps/1 Gbps, these SFP modules provide high-speed connectivity for enterprise networking and server applications. The LC connectors ensure reliable and secure connections, making them ideal for use in professional networking environments. The product line ELX indicates a commitment to quality and performance, making this 2-pack a reliable choice for demanding network setups. Brand new, never used. Price Includes both items in bag.