Cisco DWDM-SFP10G-36.61 Compatible 10G DWDM SFP+ C51 100GHz 1536.61nm 80km LC SMF DDM Transceiver Module
Cisco DWDM-SFP10G-36.61 Compatible 10G DWDM SFP+ 1536.61nm transceiver supports up to 80km link lengths over single-mode fiber via an LC duplex connector.