Welcome to the store! 1. Powerful chipuses imported original chips from Taiwan for faster and more stable performance. 2. Gold-plated contact points on the network card's chip interface ensure flat contact with internal connections. Gold-plated contacts measure 25 mm to effectively reduce resistance, improve signal interference, and make data transfer smoother. 3. Gold fingers are 5 mm thick gold-plated contacts with reliable connection and minimal disconnection to effectively reduce packet loss and data latency. 4. This product uses high-quality materials and meticulous craftsmanship. Durable and reliable. 5. High compatibilitycompatible with x4, x8, and x16 PCI Express slots in full height. Supports most network operating systems (NOS). 6. Remote management supportcategory-5 unshielded twisted pair (UTP), 4-pair cabling. ROHS-compliant, lead-free technology. Compatible with Intel ProSet tools and Microsoft Device Manager. Advanced cable diagnostics. Specifications: Applicable network type: Gigabit Ethernet Transfer speed: 10/100/1000 Mbps Bus type: PCI-E 1Xslot Full/half duplex: Adaptive Network interface type: 2 x RJ45 Applicable models: Desktop and server Transmission medium type: Category 4 UTP Network standards: IEEE802.3, IEEE802.3u, IEEE802.3ab, IEEE802.3x Main chip: For Intel 82575 Gigabit Controller Package list: 1 x Network Card 1 x CD 1 x Metal Plate