Realtek Chipset Gigabit PCI Express Ethernet Network Interface Card with Low Profile Bracket (No Software)) Realtek RTL8111E Chipset with Integrated 10/100/1000mb Transceiver Includes with Both Full and Low/Half Profile/Height brackets Driver comes Built into Install Disc of Windows and Linux Shipped directly from one of Amazon's warehouses in the United States FREE shipping on Amazon Prime or SuperSaver on combined eligible order