1184544P2 SFP, WDM BiDi 1310TX/1490RX, LR-1 SMF 40km, OC-12 DDM, Adtran 1184544P2_W34-40km Compatible
1184544P2 SFP, WDM BiDi 1490TX/1310RX, LR-1 SMF 40km, OC-12 DDM, Adtran 1184544P2_W43-40km Compatible