Add-On DWDM-X2-43.73-40-AO

AddOn X2 transceiver module (equivalent to: Cisco DWDM-X2-43.73-40) - 10 GigE - 10GBase-DWDM - SC single-mode - up to 24.9 miles - channel: 42 - 1543.73 nm - TAA Compliant - for Cisco Line Card E-Series; Nexus 8; Virtual Switching Supervisor Engine 720