【Dual-Port Gigabit】 The network card has 2 port gigabit ethernet RJ45 interfaces, with Intel 82575/82576 chip, compatibe 100M/10M auto-negotiation, support standard Cat5e or above UTP at distances up to 100m (328 feet) | 【PCIe Slot】Compatible for PCIe slot X1,X4,X8,X16, default with standard bracket, also include low profilce bracket, support multiple installation such as PC, server, client, workstation, NAS, etc. **not for PCI slot** | 【Multiple OS】Support Windows10/8.1/8/7/Server 2016,2012,2008, Linux, freely driver download, CD-ROM, manual, Binardat/Intel official website can download the driver easily. | 【Network Feature】Support PXE, Auto MDIX, IEEE 802.1Q VLAN tagging, Full Duplex flow control(IEEE 802.3x), 9.5Kbytes Jumbo frame, PCI Express 2.1 (2.5 GT/s) | 【Easy to Use】Select the appropriate brackets according to the chassis size, insert into the PCIe slots, install the driver, connect to the network, the LEDs show the link status and rate. Any questions, please contact our support email, we will provide timely service.