Feature: 1. Integrated 10/100/1000M transceiver 2. Supports Giga Lite (500M) mode 3. Auto-Negotiation with Next Page capability 4. Supports PCI Express 1.1 5. Supports pair swap/polarity/skew correction 1. Crossover Detection & Auto-Correction 2. Supports 1-Lane 2.5Gbps PCI Express Bus 3. Supports hardware ECC (Error Correction Code) function 4. Supports hardware CRC (Cyclic Redundancy Check) function 5. Transmit/Receive on-chip buffer support 6. Supports PCI MSI (Message Signaled Interrupt) and MSI-X 7. Fully compliant with IEEE802.3, 802.3u and 802.3ab 8. Supports IEEE 802.1P layer 2 Priority Encoding 9. Supports 802.1Q VLAN tagging 10. Supports IEEE 802.3az-2010(EEE) 11. Supports Full Duplex flow control (IEEE.802.3x) 12. Supports jumbo frame to 9K bytes 13. Supports quad core Receive-Side Scaling(RSS) 14. Supports Protocol Offload(ARP&NS) 15. Supports for Microsoft WPI (Wake Packet Indication) 16. Wake-On-LAN and "RealWoW" Technology (remote wake-up) support 17. Supports ECMA-393 ProxZzzy Standard for sleeping hosts Specification: Bus Type: PCIE X1 Transfer Rate: 1000Mbps OS Compatibility: for Windows 20000, ME, 98SE, for Windows Server 2003/XP/Visit/ 2008/7 /8 /10 32-/64-bit, for Linux, for MAC OS 10.4 or above and DOS. Material: PCB+metal colour: Multicolor Package Contents: 1 x PCl Express to Four Gigabit Ethemet Controller Card 1 x Driver CD 1 x Low Profile Bracket