The MicroConnect MC-PCIEX1-82575-Q is a wired network card for adding four Ethernet connections to a compatible computer or system. It uses a PCI Express x1 interface and provides four RJ45 ports for connecting network cables.
Each port supports 10/100/1000 Mbps, with a listed maximum data transfer rate of 1000 Mbit/s. Based on the Intel JL82575EB chipset, the card is intended for network expansion in PCs, servers and embedded systems where several wired connections are useful.