Description: 【COMPATIBLE WITH OS】Compatible with Windows 10 / 11, Linux kernel up to 5.6 operating systems.【DRIVER INSTALLATION REQUIRED】To find more OS compatibility version or driver download.【2.5GBPS PCIE NETWORK ADAPTER】PCIe 2.5G 4-Speed Multi-Gigabit Network Adapter supports data rate up to 2.5 Gbps. It will increase business working efficiency by increasing the network speed. The transmission is more stable, and it is not easy to cause packet loss and distortion.【ADD 2.5G RJ45 ETHERNET PORT】Fits any PCI Express x1, x2, x4, x8 or x16 socket. NOTE: Only work with PCI-E slot, Not for PCI Slot.【PACKAGE CONTENTS】2.5G PCIe network card, standard bracket, low-profile bracket, screwdriver, screws, CD Drive.【2.5Gbps Network Speed】Up to 2.5 times faster data transfer speed, using next-generation 2.5GBase-T technology, faster than standard Gigabit Ethernet, better for large-scale games and complex task processing, providing a better experience for desktop computers. 【High Performance Chip】RLihm 2.5GBase-T pci express network card adopts Intel I226-V chip, which is stable and fast, and performs well in large-scale games and complex multitasking. The 2.5 gb ethernet card auto-negotiates between high-speed and low-speed connections, automatically adapting to the connected network device. 【Heatsinks and Brackets】The pci express network card comes with standard brackets and low profile brackets, suitable for desktop and small/slim computers/servers; to improve usage stability and cool down quickly, our network cards are equipped with heat sinks. 【OS Support】RLihm network card for pc is fully compatible with Windows 10/11 and Linux to meet more of your needs. 【Full Compatibility】This pc network card is compatible with PCIE-1, PCIE-4, PCIE-8 and PCIE-16 slots and is compliant with IEEE 802.3, IEEE 802.3u, IEEE 802.3ab, IEEE 802.3az, IEEE 802.3bz. 【Pay Attention】The I226-V chipset is not suitable for server CPUs below the sixth generation, please check if it is compatible with your computer before placing an order. Specification: Chipset：Intel I226 Port number：2* RJ45 Standard：IEEE 802.3、IEEE 802.3u、IEEE 802.3ab、IEEE 802.3az、IEEE 802.3bz Network media：10Base-T,cat3 or above UTP,1000Base-Tx,cat5 or above UTP Data rate：PCI Express 1x slot Auto MDIX：YES Full Duplex Support：YES LED Indicator：100M/1G/2.5G Link/Act Dimension：71.5*50*1.6mm Support OS：Windows 10(32/64), Win7 (32/64), Win8,8.1 (32/64)，Windows Server,2012,2008，Linux，Mac OS Support PXE function. Support Wake on LAN Support 2.5G and 1G Lite mode Compatible with NBASE-T Alliance PHY Specification Supports PCI Express 2.1 Supports 1-Lane 2.5G/5Gbps PCI Express Bus Compliant with IEEE 802.3,IEEE 802.3u,IEEE 802.3ab Supports IEEE 802.1P Layer 2 Priority Encoding Supports IEEE 802.1Q VLAN tagging Supports IEEE802.3az(Energy Efficient Ethernet) Supports IEEE802.3bz(2.5GBASE-T) Supports Full Duplex flow control(IEEE 802 .3x) Packing： 1*PCIe Gigabit Ethernet Adapter 1*Low Profile Bracket 1*Screwdriver Screw