The SFP100BFXST is an MSA compliant fiber SFP transceiver that\'s designed, programmed and tested to work with 100BASE-FX compatible MSA switches and routers. The SFP transceiver module supports a maximum distance of up to 2 km (1. 2 mi) and delivers dependable 100 Mb Ethernet connectivity over fiber cabling. Technical Specifications: Wavelength: 1310nm Maximum Data Transfer Rate: 155 Mbps Type: Multi Mode Fiber Connection Type: LC Connector Maximum Transfer Distance: 2 km (1. 2 mi) Power Consumption: Less than 1 Watt DDM: Yes