Compliant with PCI Express basic specification 2.0 (5GTs) and backward compatible with specifications 1.1 and 1.0A<br> PCI Power Management Specification 1.2<br> Support 10/100/1000 automatic configuration<br> Support exchange/polarity/skew correction, cross detection and automatic correction<br> Support wake-up on LAN and remote wake-up<br> Support Microsoft NDIS5, NDIS6 checksum offloading (IPv4, IPv6, TCP, UDP) and segmentation tasks, offloading (mass delivery v1 and bulk delivery v2)<br> Support EMAC-393 ECMA ProxZzzy host sleep standard<br> Support full duplex flow control (IEEE 802.3X)<br> Support 9K byte jumbo frame<br> Fully comply with IEEE 802.3, IEEE 802.3u standards, IEEE 802.3ab standards<br> Support IEEE 802.1p layer 2 priority coding (priority sorting)<br> Support IEEE 802.1Q VLAN tag (Virtual Local Area Network)<br> Support IEEE 802.3az -2010 (EEE)<br> Support power-off/drop-off power-saving/PHY disable mode<br> Support PCI message signal interrupt (MSI and MSI-X)<br> Support quad-core receiver adjustment (RSS)<br> Support protocol offloading function (ARP & NS)<br> Supports two 1-lane 2.5Gbps PCI Express buses<br> Support hardware error correction code (ECC) function<br> Support hardware cyclic redundancy check (CRC) function<br> Support operating system<br> for Windows ME, 98SE, 2000, XP, Vista, WIN7, WIN8, WIN10 32-/64-bit<br> for Windows Server 2003, 2008 and 2012 32 -/64-bit<br> for Linux,AYOS, MAC OS ,FREEBSD, DOS, ROS, sea spider, love fast<br> Colour:As shown<br> Material:Metal + plastic<br> Package Contents:<br> 1 * 4 port Gigabit Ethernet network card<br> 1 * short baffle