Power Management Features: Includes Energy Efficient Ethernet (EEE), DMA Coalescing, an ultra-compact design, and a vented stand for increased efficiency and reduced power consumption. IEEE 802.1Qav Audio-Video Bridging (AVB) for tightly controlled media stream synchronization, buffering and reservation compatibility with reliable, proven Gigabit Ethernet technology. PCI Express* 1.1 (2.5GT/s), High Performance Design High-speed transmission, plug and play. Support Win 7/ Server2012/ Server 2008/ Win 8/Win 8.1/Server 2016/Win 10, FreeBSD, Linux, ESXi PCI Express dual port Gigabit server network card, based on JL82571GB network controller. Represents step in network for enterprise and data Gigabit Ethernet GbE, providing support for Audio Video Bridging (AVB), as well as power management technologies such as Energy Efficient Ethernet (EEE) and DMA Coalescing (DMAC). technical parameter Applicable network: Gigabit server Main Controller: (R) JL82571GB Bus Type: PCI Express X1, 2.5GT/s Media Interface: 2 x RJ45 copper twisted pair Transmission rate: 10/100/1000Mbps Network topology: IEEE 802.1p, IEEE 802.2, IEEE 802.3ac, IEEE 802.3az, IEEE 802.3x, IEEE 802.3z, IEEE 802.3ad - Energy Efficient Ethernet (EEE) 10BASE-T/ 100BASE-TX/ 1000BASE-T Management functions: IPMI pass-through via SMBus or NC-SI, iSCSI boot, , PXE remote boot, VLAN filtering : FreeBSD, Linux, ESXi, Win 7/ Server2012/ Server 2008/ Win 8/Win 8.1/Server 2016/Win 10 Colour: green Material: PCB Package Contents: 1 * PCIE 82571 dual port Gigabit server network card 1 * CD 1 * Short Iron Piece 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 a little different from the real thing. The measurement allowed error is +/- 1-3cm.