Support PCI-Express host interface specification v2.0 with 2.5GT/s bus width; Compliant with PCI bus power management interface specification Rev1.2; Support dual-port RJ45, transmission to 1Gbps Comply with IEEE802., IEEE802.3u and IEEE802.3 specifications; Comply with IEEE80.23af and IEEE80.23at network standards; Each port supports 30W power supply Each port supports power supply voltage: 44-57VDC; Half-duplex and full-duplex operation at 10/100Mbp at all supported speeds; Layer 2 function: IEEE 802.3x flow control-IEEE 802.1q VLAN Support receiving end scaling (RSS) Support IPv 4, IPv 6 protocol Supports jumbo frames up to 9.5K Support UDP, and IP checksum offloading Management and RMON statistics Support virtual machine device queue Next generation VMDq support (8VM) Interrupt throttling control can limit the interrupt rate and CPU usage specification: Network type: Gigabit Ethernet POE+ image acquisition Bus type: PCI Express x1 v2.0, compatible with x4, x8, x16 Main chipset: for I210AT System requirements: Win 7/ Server2012/ Server2008/ Win 8/ Win 8.1/ Server2016/ Win 10, 32/64bit, FreeBSD, Linux, ESXi colour: black Material: PCB + metal Size: 114x69mm Package Contents: 1 x PCIe X1 network card 1 x low bracket 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.