Manufacturer's Part # NC100This product is Brand New.Ready to speed up your network? The Network Everywhere Fast Ethernet 10/100 Network Card automatically senses network speed and adjusts itself to either 10Mbps or 100Mbps speeds. It's perfect for any type of network, especially networks that plan on migrating to Fast Ethernet in the future. With support for Windows 95, 98, Me, 2000 and XP, the Network Everywhere Fast Ethernet 10/100 Network Card offers blazing performance at an amazing price. Fast Ethernet Speed for Pentium grade Desktop PCs Automatically Detects Cable Speed Compatible with Windows 95, 98, 2000, and XP Blazing 100Mbps LAN Speed is Perfect for Sharing Files, Printers, and Email High Speed Access to Internet Connections Operates Independently of Your Computer's Processor for Super Fast Data Speeds Use it With Any UTP Cat 5 or better Cable 2 Easy-to-Read Status Lights (LEDs)Platform: PC Internal/External: Internal Protocols: Ethernet - 10 Mbps Twisted Pair (10BaseT) Ethernet - 100 Mbps Two-Pair (100BaseTX) Slot Type: PCI Port Connectors: Ethernet - RJ45 Twisted-Pair (XBaseT) System Requirements: PC running Windows 95, 98, Me, 2000 or XP with an available PCI slot. Regulatory Compliances: Standards IEEE 802.3 IEEE 802.3u PCI 2.1 or higher Certification ...This product is Brand New and comes with a 5 year warranty.