0061704531; CH #D31 SFP, DWDM 1560.61nm, LR-2 SMF 80km, 29dB, 100M-2.7G DDM, Adva 0061704531; CH #D31 Compatible
01-SSC-9790 SFP, CWDM 1470nm, ZX SMF 80km, 28dB, 1000Base DDM, Gray Bale, Sonicwall 01-SSC-9790_C4780K Compatible