Features: 1.Adopt chip of lnte82575EB, has a powerful and stable performance. 2.Dual port Gigabit network, can reach the speed up to 1000Mbps. 3.Using a powerful heat sink, can effectively discharge excess heat, prevent high temperature damage, improve work stability and service life. 4.You can use it in various places, such as office, internet cafe, monitoring, data server, etc. 5.Support for windows7, 8, 10, for LINUX. specification:This network card is capable of enhancing wifi signals and expanding to a very fast data transmission up to 1000Mbps. And it is compatible with multiple models of notebooks and tablets, provides an excellent solution for your daily online activities such as transferring files, browsing the Internet, and downloading music. 1. Adopt chip of lnte82575EB, has a powerful and stable performance. 2. Dual port Gigabit network, can reach the speed up to 1000Mbps. 3. Using a powerful heat sink, can effectively discharge excess heat, prevent high temperature damage, improve work stability and service life. 4. You can use it in various places, such as office, internet cafe, monitoring, data server, etc. 5. Support for windows7, 8, 10, for LINUX. 6. Gold-plated PCI-E connecting finger. 7. With a dual filter design, guarantee the transmission distance. 8. With a baffle, adapt to different models of computer case. 9. Support for VILAN aggregation, ESXI, diskless boot (PXE), soft routing, etc. : Condition: 100% Brand New Name: Dual Port Server Gigabit Network Card Material: PCB + Metal Main Control Chip: for Intel82575EB Interface Type: R45*2 Slot Interface: PC|-EX1 Transmission Speed: 10/100/1000Mbps Applicable Network: for Fast Ethernet Applicable Areas: Desktop, workstation, server full / half duplex: full-duplex, half-duplex adaptive Support System: for Windows, for LINUX and other mainstream systems. Network Standard: EEE8021P, IEE8021Q, IEE8022, IEE802.3ac, EE8023az, IEEE802.3x, IEEE802, 3ad Weight: 72g / 2.5oz Size: 12 * 11 * 2cm / 4.7 * 4.3 * 0.8in Package List: 1 * Network Card 1 * Baffle