E-link LNK-LC100 Series Single Port Fiber 100M PCI-E NIC (Network Interface Card) have two kinds of interface: 1X9 Module with SC Connector and SFP Module. It is a Fiber 100M Ethernet to PCI-E bus adapter that fully complies with all IEEE 802.3u 100Base-FX standards. LNK-LC100-SC Series Single Port Fiber 100M PCI-E NIC support one SC Fiber port(Duplex Fiber/ Single Fiber Optional), LNK-LC100-SFP Series Single Port Fiber 100M PCI-E NIC(Network Interface Card) support one SFP port(Duplex Fiber/ Single Fiber Optional). It can offer 100Mbps Internet access, It provides up to 200Mbps full-duplex bandwidth capacity to support high-end servers. In addition, with advanced functions like VLAN filtering packet processing, the adapter provides added performance, flexible configuration and secure networking for users in a standard-based environment.