Cisco 10GBASE-SR SFP Module for 10-Gigabit Ethernet Deployments, Hot Swappable, 5-Year Standard Warranty (SFP 10G SR=), 300 m, 850 nm, Wired, 13.4 mm, 56.5 mm, 8.5 mm, Transceiver, Fiber Optic, 10 GBps, Amount of ports, duplex, Ethernet, LC-DUP, Hot-Swap/Hot-Plug, Cisco Catalyst, Plug-In Module