Connect the Wireless-N PCI Adapter with Dual Band from Linksys to an available PCI slot on your computer for speedy Wireless-N connections to your wireless router. When used with a Wireless-N router, the card allows wireless data transfer at a rate up to 300Mbps. The card is also compatible with older routers utilizing Wireless-A, -B, and -G signals. It features two external dipole antennas, ensuring high signal strength, and has all the standard wireless security features, including WPA/WPA2 and WEP.