Linksys Wireless-G PCI Adapter - WMP54GWireless G technology offers high performance connectivity to most wireless networks so you can access the Internet or networked devices like printers, storage and other computers from almost anywhere you'd want to place your computer in your home. Install in PCI slot The Linksys Wireless G PCI card connects you with Wireless G networks at an incredible 54 Mbps. And for added versatility, it can interoperate with all the 11 Mbps Wireless B (802. 11b)