Cisco QSFP-40G-LR4-S= Cisco QSFP-40G-LR4-S= 40gbase-lr4 Qsfp Module For Smf - For Optical Network, Data Networking40

the Cisco 40gbase-lr4 Qsfp Module Supports Link Lengths Of Up To 10 Kilometer Over A Standard Pair Of G.652 Single-mode Fiber With Duplex Lc Connector...