PCI-E To PCI-E Wireless Adapter Converter + 1X 2 Antenna WiFi Mini PCI-E to PCI-E Adapter is designed for wireless application on desktop. Convert Mini-Card to standard PCI-Express 1x slot. Or insert your PCI-E type mini-card into it Support DOS, Windows 98/2000/XP/Server 2003/XP/Vista/7, Linux OS, For Mac OS upports all of PCIe Mini-Cards such as SSD, WLAN,WWLAN, Mini Card to desktop PC.