The plug and play fiber connection1.25 Gbps BiDi WDM SFP Module, Up to 20km, with DDM support, Singlemode, LC Simplex Connector 1000Base-LX, Tx1310nm/Rx1550nmThe DIGITUS® mini GBIC (SFP) transceiver modules offer highest quality and reliability. Wether from switch to switch, converter to switch, converter to converter or any else application: The wide product range of DIGITUS® modules makes possible a flexible usage of the fiber technology. The conformity to the MSA (Multi Source Agreement) standard ensures a compatibility to third party manufacturers.