The D-Link DWL-G520 is a high-speed 2.4GHz 802.11b wireless PCI adapter card that provides up to 54Mbps data rate. It is a versatile device compatible with universal brands and has one port for installation. With its wireless and Ethernet/network card external interfaces, this D-Link model offers reliable connectivity for your computer network needs. Ideal for those looking to increase their computer's wireless capabilities, the DWL-G520 is a reliable and efficient choice for enhancing your network connection.