The 10G WDM transponder is equipped with 10 SFP/SFP+ slots and it can support multiple protocols such as 100Mbps-10Gbps Ethernet, 1-10G FC, SONET/SDH, OTU2/2e, SDI, HD-SDI, CPRI, etc. over common fiber optical networks. It is designed for wavelength conversion, distance extension and optical signal repeat, and widely used in Metro, Regional and Long Haul WDM optical networks.