CWDM-SFP-1550-AO - AddOn Cisco CWDM-SFP-1550 Compatible SFP Transceiver

SFP (mini-GBIC) transceiver module - 1GbE - 1000Base-CWDM - 1550 nm - for Cisco 3825; Catalyst 2970G, 3560, 3560G, 3750, 3750G; Supervisor Engine 720