Compatible with PCI base specification 2.0 (5GTs) and backward compatible with specification 1.1 and 1.0A PCI Management Specification 1.2 Supports 10/100/1000 automatic configuration Supports exchange/polarity/skew correction, detection, and automatic correction Supports wake-on-LAN and remote wake-up Supports NDIS5, NDIS6 checksum offloading (IPv4, IPv6, TCP, UDP) and segmentation task offloading (large send v1 and large send v2) Supports EMAC-393 ECMA ProxZzzy host sleep standard Supports full duplex flow control (IEEE 802.3X). Supports 9K byte jumbo frame Fully compliant with IEEE 802.3, IEEE 802.3u standards, IEEE 802. standards Supports IEEE 802.1p Layer 2 priority coding (priority queuing) Supports IEEE 802.1Q VLAN tag (Virtual Local Area Network) Supports IEEE 802.3az -2010 (EEE) Supports -off/drop-off -saving/PHY disable mode Supports PCI message signaled interrupt ( and -X) Supports quad-core receiver adjustment (RSS) Supports protocol offloading function ( & NS) Supports two 1- 2.5Gbps PCI buses Supports hardware error correction code (ECC) function Supports hardware cyclic redundancy check () function Supports operating systems for Windows ME, 98SE, 2000, XP, Vista, WIN7, WIN8, WIN10 32-/64-bit for Windows Server 2003, 2008, and 2012 32 -/64-bit for Linux, AYOS, OS , FREEBSD, DOS, ROS, sea spider, love fast Color: As shown Material: Metal + Plastic Package Contents: 1 * 4 port Gigabit Ethernet network card 1 * short baffle Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture to be slightly different from the real item. The allowed measurement error is +/- 1-3 cm.