Sun SFP+ Module - For Data Networking, Optical Network - 1 x LC Duplex 10GBase-LR Network - Optical Fiber - Single-mode - 10 Gigabit Ethernet - 10GBase-LR, 10GBase-LW SFP+ offers better usage with maximum efficiency and convenience 10GBase-LR network technology for convenient, easy sharing of data and information over the network with maximum internet usage feasibility Optimize the network's performance with 10 Gigabit Ethernet connectivity Supports optical fiber cable for durable performance, minimal signal loss, and fast data transfers to greater distances For transmitting data at gigabit speed over hundreds of miles with little integrity loss, single-mode fiber optic is an ideal solution SFP+ with data networking application/usage for maximum dependability and convenience