The Intel 1000MB/s Desktop Network Adapter (PWLA8391GTBLK) is a high-speed wired network card designed for desktop computers. With a single RJ-45 port, this adapter provides fast Ethernet connectivity at 1000MB/s. It is compatible with PCI ports and is ideal for expanding network capabilities in a computer system. Made by Intel, a trusted brand in computer components, this network adapter ensures reliable and efficient performance for networking needs. 1J