A dual Ethernet PCIe card is a computer hardware component that provides two Ethernet ports for connecting to a network. It is typically used in servers and workstations to provide additional network connectivity. The card is installed in a PCIe slot on the motherboard and provides two Ethernet ports for connecting to a network. It is capable of providing up to 1Gbps of bandwidth and is compatible with most operating systems. It is an ideal solution for businesses that require multiple network connections or need to expand their network capabilities.