TAA-COMPLIANT MULTI-GIGABIT ETHERNET CARD: Add two high-speed Ethernet ports to a desktop/server with this Network Card featuring a Realtek RTL8126 chip; 2.5G/5G speeds enable Multi-Gig performance over Cat5e infrastructure without costly cabling upgrades PLUG AND PLAY INSTALLATION: Network Interface Card auto-installs drivers in most major OS, including Windows 10/11; Linux Ubuntu 20.04/above and WinServer 22/19; Compatible with Intel and AMD systems via PCI Express x1, x2, x4, x8, or x16 slot HIGH-SPEED AND EFFICIENT: PCIe Network Adapter Card supports auto-negotiation between 5G/2.5G/1G/100M/10M; Futureproof your devices by ensuring your system is ready as more devices become 5G compatible; 9K jumbo frames, VLAN tagging and Wake-on-LAN (WoL) UNIVERSAL FIT: PCI Express NIC includes both full-height (pre-installed) and low-profile (accessory in the box) brackets for installation in compact and standard desktops or servers; Supports PCI Express 3.1 THE IT PRO'S CHOICE: Designed and built for IT Professionals, this 2-port network card is backed for 2-years, including free lifetime 24/5 multi-lingual technical assistance