Extreme Networks 10GB-LR271-SFPP Compatible 10GBASE-CWDM SFP+ Optical Transceiver Module (SMF, 1271nm, 10km, LC, DOM)

Extreme Networks 10GB-LR291-SFPP Compatible 10GBASE-CWDM SFP+ Optical Transceiver Module (SMF, 1291nm, 10km, LC, DOM)

Extreme Networks 10GB-LR311-SFPP Compatible 10GBASE-CWDM SFP+ Optical Transceiver Module (SMF, 1311nm, 10km, LC, DOM)

Extreme Networks 10GB-LR331-SFPP Compatible 10GBASE-CWDM SFP+ Optical Transceiver Module (SMF, 1331nm, 10km, LC, DOM)