Multi-sourced SFP package with dual LC/PC receptacles; Single mode dual fibers transmission Up to 20Km with 9/125μm SMF; AC coupled for Rx and Tx side Two temperature ranges: 0°C to +70°C for commercial level, -40°C to +85°C for industrial level; operates at data rate 155Mbps; Complies with MIL-STD-883/GR-468 Complies with lots of brands of switch such as cisco h3câ?¦â?¦. Can be with or without DDM