This PCI Express Ethernet card provides reliable wired networking with broad operating system compatibility and VLAN support. Its PCB is designed to be split to fit both fullheight and halfheight PCIe slots, making it suitable for a range of desktop and workstation configurations. Key benefits and features Broad compatibility Works with Windows ME, Windows 98SE, Windows 2000, Windows XP, Windows Vista, Windows 7, Windows 8, Windows 10 Compatible with Linux and OS X (10.4.x or higher) Enables easy upgrade of legacy systems to modern Ethernet networking without replacing existing hardware Flexible speed and duplex options Supports 10/100 Mbps in full or half duplex mode for compatible networks Supports 1000 Mbps full duplex for performance, Gigabit connections Suitable for mixed networks where older devices and newer switches coexist VLAN tagging and QoS ready Supports IEEE 802.1Q VLAN tagging for network segmentation Compatible with IEEE 802.3, 802.3u, 802.3ab standards Supports IEEE 802.1p secondlayer priority tagging to help prioritize critical traffic Easy installation and versatile form factor The PCB is designed to be split to fit both fullheight and halfheight PCIe slots Provides a straightforward upgrade path for desktops, workstations, and compatible systems Use scenarios and practical applications Desktop or workstation upgrade in an aging LAN Upgrade an older PC with a reliable gigabit Ethernet connection Add VLAN tagging capability to isolate traffic for security or testing within a small office or home lab Home lab or virtualization environment Connect a virtualization host or NAS to a managed switch with VLAN support Segment management, VM networks, and storage traffic for improved performance and isolation Small office or branch network Provide a robust, dualspeed networking option in small office devices Leverage 1000 Mbps full duplex for throughput backups, media streaming, or large file transfers Notes on compatibility and performance Full compatibility with a wide range of legacy and modern operating systems Supports both legacy 10/100 networks and modern Gigabit networks VLAN tagging and priority features help organize and optimize traffic in multinetwork environments This card delivers a dependable, multiOS networking solution with flexible speed options, VLAN support, and a split PCB design for compatible fullheight or halfheight PCIe slots. It is suitable for upgrading older systems, enabling VLANbased traffic management, and supporting efficient networking in home labs, small offices, or workstation environments.