The DWA-582 Wireless AC1200 Dual Band PCI Express Adapter lets you connect to your wirelessnetwork with faster speeds and over greater distances. The improved wireless coverage andbetter speeds allow you to enjoy faster and more reliable connections throughout your home.The DWA-582 delivers dual-band technology to your home network for intelligent and versatileperformance. Check your e-mail and surf the Internet on the 2.4 GHz band, and play onlinegames, make Internet phone calls, and stream HD movies to multiple devices using the lowerinterference5 GHz band. Whatever you like to do online, the DWA-582 has you covered.