Cisco Small form-factor pluggable plus transceiver - 10GE LR - For Data Networking, Optical Network - 1 x Ethernet 10GBase-LR Network - Optical Fiber10 Gigabit Ethernet - 10GBase-LR - Plug-in Module 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 Plug-in Module conveniently adds a specific feature to an existing computer program to ensure maximum productivity SFP+ with data networking application/usage for reliability and maximum efficiency