The MiniPCI to PCI Adapter allows you to connect Minipci devices (for laptops) to your standard PCI slot ( in desktop computers ). Bootable on any operating systems. This Mini PCI to PCI Converter is suitable for wireless network card in standard computer PCI. MiniPCI to PCI Converter support 11/54/108 b/g WiFi wireless. Exchange Data Speed: Max. 600MB/s. Dimension: ~8.5(L) x 3.8(W) x 0.6(H)cm Weight: 14g Converting a mini-PCI wireless lan card for use in Desktop PC is one example use of this card. Note: the speed of the wireless transfer depend on your mini PCI card, this item is only a adapter.