Supports Gigabit speeds over existing network cable \n• Does not require fiber optic cabling to run Gigabit speeds \n• Supports 32-bit PCI V2.2, 2.1 and 2.0, 33/66 MHz \n• Full duplex speeds (20 Mbps, 200 Mbps, 2000 Mbps) \n• Full duplex flow control (IEEE 802.3x) \n• Wake-On-LAN (WOL) support \n• Supports power-down/link-down power saving \n• Crossover detection and auto-correction \n• Includes low profile 8 cm bracket \n• Supports the most popular operating systems: Windows XP, Vista and Windows 7