CISCO CON-NCF4S-C9120WXE CISCO CON-NCF2P for 800BB Series

AddOn SFP56 Module – For Optical Network, Data Networking – 1 x LC 50GBase-LR Network – Optical Fiber – Single-mode – 50 Gigabit Ethernet – 50GBase-LR – TAA Compliant SFP-50GBASE-LR-I-AO