Features: 1.2.5Gbps Network: This PCIe network card adopts I226 V chip to provide up to 2.5Gbps and higher data transmission for gaming, live broadcast and download. 2.Widely Compatible: This Gigabit Ethernet card is downward compatible with 2.5Gbps/1Gbps/100Mbps, suitable for Win 7/8/10/11 and for OS X Laptop. 3.Multi Purpose: This PCIe network adapter comes with low profile bracket, ideal for desktop, workstation, server, mini tower crane and other chassis. 4.Aluminium Alloy: This RJ45 network card adopts premium aluminium alloy to reduce the power loss of components, reduce the highest temperature of the device, excellent heat dissipation maintains the stability of network transmission. 5.PCIE Interface: This 2.5G network card supports motherboard with X1/X4/X8/X16 slot, PCI E gold plated pin with nice electrical conductivity and highly resistant to oxidation. specification:Item Type: PCIe Network Card Material: Aluminium Alloy Color: Black Chip: I226 V Ports: Single 10/100/1000/2500Mbps RJ45 Network Port, Supporting Network Self Adaptation Network Standards: IEEE802.3, IEEE802.3u, IEEE802.3ab, IEEE802.3az, IEEE802.3bz Compatible Slot: PCIE 16X/8X/4X/1X Network Environment: 10/100/1G/2.5G Compatible System: Suitable for Win 7/8/10/11 and for OS X Laptop. OS Systems Application Scope: Desktop PackageList:1 x PCIeNetworkCard1 x Low Profile Bracket1 x Screwdriver1 x Screw NotePlease turn off computer before operation