1. For I350 Chip: PCIEx4 Wifi card is with for I350 chip, fast connection speed, no latency, more stable performance2. Convenient and Practical: 4 port gigabit network card supports adaptive 10, 100 and 1000 Mbps networks, etc., bringing you more convenience3. Large Heat Sink: PCI Express network adapter uses a large heat sink, so that the network card is always at normal temperature, more stable operation4. 4 Ports RJ45 Interface: Gigabit network card has 4 ports RJ45 interface, suitable for servers and workstations, desktop computers5. Gold Pins: Gigabit network card supports thickened gold plated pins, gold pins using sunken gold technology to ensure stable data transmissionSpecification:Item Type: PCIEx4 Wifi CardMaterial: PCBChipset: TWO for I350AM2 Gigabit Ethernet ControllerInterface: 4 x RJ 45 ConnectorWiring: Category 5 Unshielded Twisted Pair (UTP)Bus Type: PCI Express 2.1 (5GT/s)Data Rates Supported Per Port: 10, 100 and 1000 MbpsIEEE Standard/Network Topology: 10BASE T, 100BASE TX, 1000BASE TApplicable Network Type: Gigabit EthernetApplicable Field: ServerLED: 8 (1/port, link and speed) Steady BlinkingOperating 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 Xen4Package List:1 x Network Card1 x Short Baffle1 x CD Disc