EXTRALINK SFP CWDM, 10G, 1590NM, SM, 10KM, LC, DDM EXTRALINK SFP 10G CWDM insert is designed for reliable fiber optic transmission at 10 Gbps over distances up to 10km. It transmits data using two single-mode optical fibers at a wavelength of 1590nm. A DDM diagnostic interface has been...