Upgrade your desktop with reliable high-speed connectivity using this 1000Mbps PCIe to RJ45 Network Adapter. Featuring a Gigabit Ethernet port, this PCI Express LAN card delivers fast, stable, and wired internet access — ideal for gaming, streaming, large file transfers, and business applications. Designed for desktops with an available PCIe slot, it supports full-duplex operation, auto-negotiation, and is compatible with most operating systems including Windows, Linux, and macOS. Key Features: Gigabit Ethernet Port: Supports data speeds up to 1000Mbps for ultra-fast networking PCIe Interface: Fits standard PCI Express x1 slots and compatible with x4/x8/x16 slots Plug and Play: Easy setup with automatic driver detection on modern OS OS Compatibility: Supports Windows 7/8/10/11, Linux, and macOS Auto-Negotiation: Adjusts for 10/100/1000 Mbps speeds based on network environment Low Latency Performance: Ideal for online gaming, HD streaming, and VoIP Compact Design: Fits standard desktop towers and some low-profile cases (bracket optional)