Description: 【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 I225-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 I225-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.