Features: 1.[Ultra High Speed Network]: With the RTL8111 chip, the performance is more robust and the use is more stable, providing faster data transfer speeds for games, live broadcasts and downloads in tasks with high bandwidth requirements. 2.[Full Compatibility]: The card supports for Windows 7, 8, 10, 11 operating systems, for win10, win11 partially driver free, for win7, win8 need to manually install the driver, for Windows Server 2012 or above need to install the driver, for Linux systems need to install the driver. 3.[Extensive Use]: The card is equipped with standard brackets and thin brackets to meet the needs of different chassis such as desktop computers, workstations, servers, and mini tower machines. 4.[Durable Material]: The card uses aluminum material, which can reduce the power loss of components and reduce the maximum temperature of the device, with excellent heat dissipation, can quickly cool down the temperature and maintain the stability of network transmission. 5.[PCI E Interface Universal]: The card supports motherboards with X1, X4, X8, X16 card slot interface, PCI E gold plated fingers, excellent conductivity, strong antioxidant, faster and more stable transmission. specification:Item Type: PCIe Network Card Material: PCB, Metal Color: Black Chip: RTL8111 Interface: 1 x 10/100/1000Mbps RJ45 Network Interface, Support Network Adaptive Network Standard: Fully Compatible with IEEE 802.3, IEEE 802.3u, IEEE 802.3ab, Supports IEEE 802.3az, Supports IEEE 802.1Q VLAN Tagging, Supports IEEE 802.3az 2010 (EEE), Supports IEEE 802.1P Layer 2 Priority Coding, Supports Full Duplex and Half Duplex Self Adaptation (IEEE 802.1P), Supports Full Duplex, Half Duplex, and Full Duplex. Adaptive (IEEE 802.3x) Compatible Slots: Supports PCI Express 1.1 to 4.0 (x1, x4, x8, x16 compatible) Compatible System: Support for Windows 7, 8, 10, 11 and other systems. Scope of Application: Desktop Computers PackageList:1 x PCIeNetworkCard 1 xThin Bracket 1 x Screwdriver 1 x Screw