Feature: 1. For Intel I350 Chip: PCIEx4 Wifi card is with for Intel I350 chip, fast connection speed, no latency, more stable performance 2. Convenient and Practical: 4 port gigabit network card supports adaptive 10, 100 and 1000 Mbps networks, etc., bringing you more convenience 3. Large Heat Sink: PCI Express network adapter uses a large heat sink, so that the network card is always at normal temperature, more stable operation 4. 4 Ports RJ45 Interface: Gigabit network card has 4 ports RJ45 interface, suitable for servers and workstations, desktop computers 5. Gold Pins: Gigabit network card supports thickened gold plated pins, gold pins using sunken gold technology to ensure stable data transmission Specification: Item Type: PCIEx4 Wifi Card Material: PCB Chipset: TWO for Intel I350AM2 Gigabit Ethernet Controller Interface: 4 x RJ 45 Connector Wiring: Category 5 Unshielded Twisted Pair (UTP) Bus Type: PCI Express 2.1 (5GT/s) Data Rates Supported Per Port: 10, 100 and 1000 Mbps IEEE Standard/Network Topology: 10BASE T, 100BASE TX, 1000BASE T Applicable Network Type: Gigabit Ethernet Applicable Field: Server LED: 8 (1/port, link and speed) Steady Blinking Operating System: For Win XP Professional SP3, for Vista SP2, for Win 7 SP1, for Win Server 2003 SP2, for Server 2008 SP2, for Server 2008 SP2 Core, for Server 2008 SP2 (w/Hyper V role), for Hyper V Server 2008 SP2 (stand alone version), for Server 2008 R2 SP1, for Server 2008 R2 SP1 Core, for Server 2008 R2 SP1 (w/Hyper V role), for Hyper V Server 2008 R2 SP1 (stand alone version), for Linux Stable Kernel version 2.6, for Linux RHEL 5.5, for Linux RHEL 6.0, for Linux SLES 10 SP3, for Linux SLES 11 SP1, for freeBSD 8.0, for DOS NDIS 2, for DOS ODI, for EFI 1.1, for uEFI 2.1, for VMware ESX 4.03 /4.13/ 5.03, for Xen4. Package List: 1 x Network Card1 x Short Baffle1 x CD Disc