1. Up to 2.5 Gbps: Combined with the latest 2.5G Base-T technology, this Pcie network card delivers extreme speeds of up to 2.5 Gbps, which is 2.5 times faster than typical Gigabit adapters. 2. Compatibility: 2.5G Base-T is backward compatible with Fast Ethernet and Gigabit Ethernet and can automatically negotiate between high-speed and low-speed connections. Supports multiple operating systems such as for or for Linux. 3. Adaptability: adapter card fits any PCI Express x1, x2, x4, x8 or x16 socket. You can add a 10/100/1000/2500Mbps Ethernet port to any computer via a PCIe slot. 4. Remote wake-up technology and PXE: This Ethernet card supports Wake-On-LAN and technology (remote wake-up), which can remotely turn on/off the computer power through , which is conducive to centralized management. PXE can greatly simplify the life of any information technology person. You can use it to install a fresh on a new or failed computer. Colour:Blue & Black & Silver Material:PCB+Metal+electronic components Package Contents: 1 * PCIE To RJ45 Network Card 1 * Short baffle (baffle style be sent randomly, no specification be accepted) Only the above package content, other products are not included. Note: Light reflection 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.