Check the listing for details. PCI-E Network Adapter RTL8125B 2.5Gbps Gigabit Ethernet Card RJ45 LAN Controller. Condition: New. Listed at 13.59 USD. 2.5Gbps PCIe Network Card to 2.5 Gigabit Ethernet Network Adapter for PC WindowsPCI-E Network Adapter RTL8125B 2.5Gbps Gigabit Ethernet Card RJ45 LAN Controller2.5Gbps PCIe Network Card2.5Gbps PCIe Network Card to 2.5 Gigabit Ethernet Network Adapter for PC Windows Description:【COMPATIBLE WITH OS】Compatible with Windows 10 / 8 / 8.1 / 7 / XP / Vista, Windows Server 2012 / 2008 R2 / 2008 / 2003, UEFI, Linux kernel up to 5.6 operating systems.【DRIVER INSTALLATION REQUIRED】To find more OS compatibility version or driver download, go to Realtek: https:// www . realtek. com/zh-tw/component/zoo/category/network-interface-controllers-10-100-1000m-gigabit-ethernet-pci-express-software.【2.5GBPS PCIE NETWORK ADAPTER WITH RTL8125B CHIP】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 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.Suitable for Host Sever and Personal PC PCI Express RTL8125B 2.5G network adapter is combines a four-speed IEEE802.3 compatible Media Access controller with a four-speed Ethernet transceiver, it is complies with the IEEE802.3u specification for 10/100Mbps Ethernet,the IEEE802.3ab specification for 1000Mbps Ethernet and IEEE802.3bz specification for 2500Mbps Ethernet. Product Feature. It offers high-speed transmission over CAT5e UTP cable OR CAT3 UTP(10Mbps only)cable .it is suitable for multiple market segments and emerging applications, such as desktop, workstation, server, communications platforms, and embedded applications.SpecificationChipset：RTL8125BPort number：1* RJ45Standard：IEEE 802.3、IEEE 802.3u、IEEE 802.3ab、IEEE 802.3az、IEEE 802.3bzNetwork media：10Base-T,cat3 or above UTP,1000Base-Tx,cat5 or above UTPData rate：PCI Express 1x slotAuto MDIX：YESFull Duplex Support：YESLED Indicator：100M/1G/2.5G Link/ActDimension：71.5*50*1.6mmSupport 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 bracket PaymentDelivery detailsTerms of salesAbout usContact usPayment1.We only accept paypal.2.Make sure you have a valid Paypal account for Prior purchaseDelivery detailsThe shipping: HongKong post,EMS,DHL,UPS,TNT,FedEX and etc. ALL ORDERS WILL BE PROCESSED WITHIN 1 BUSINESS DAY. Shipping Ways:Economy Shipping: with the tracking number11-35 business days to arrive (not in busy season).ePacket or Standard Int'I Shipping: with a tracking number7-35 business days to arrive (not in busy season). We recommend to choose ePacket for the US address,it take less days to arrive.We recommend to choose the Standard Shipping way for address in Russia,Brazil,Chile,New Zealand,Mexico,South Afica,Asia countries and other countries. it help to make your package not be lost.Terms of salesPlease contact us to request a return authorization. Your name, auction number, and reason for return should be included in the email. All items returned must contain all original packaging materials.About usWe specialized in 3C electronics products and cellphone or computer accessories for many years.we are not just selling products,instead we also hope to provide professional and after-sale service. Contact usPls feel free to contact us from ebay message if you have any questions ,we will reply you within 48 hours except the weekends and public holidays.We appreciate for your positive feedback and 5 stars,we will do the same to you .No DSR left is better than 1~4 Stars for us.THANK YOU!FeaturesWiFiCalifornia Prop 65 WarningDoes Not ApplyMPNDoes Not ApplyNetwork Connectivity802.11acUnit TypeUnitInternal InterfacespcieSupport OSWindows 7/8/10/11Compatible PortpcieModel2.5GB pcie adapterExternal Interfacespcie 1xNumber of Ports1 PortForm FactorUSB Stick/DongleMaximum Data Rate2500MbpsUnit Quantity1BrandfenviMax. Downstream Data Rate2500MbpsTypeWirelessInterface Card Typepcie