1、Specifications: PCI Express X8 server network card, with a transmissing rate of 10Gbps, providing quad SFP and fiber LC ports, suitable for cloud, for Web2.0 data center, enterprise data center, etc 2、Excellent Chip: Featuring for BCM57840 chipset and high performance controller, this network card is suitable for multi domain servers, greatly reducing lag, ensuring smooth running and transmission 3、LED and Metal Interface: This network card provides 8 LED indicator lights for real time monitoring of network status; Thickened gold plated interface ensures more stable, faster, and less loss transfer 4、Stable: This 10Gbps Ethernet adapter has independent media access control address and IP setting, supports port aggregation, and improves data transmissing reliability and scalability 5、Compatible System: This PCIe x8 network card fits for Win Server, for Vista, for Red Hat Enterprise, for SUSE, and other operating system, with strong compatibility, to meet more data transfer needs Item Type: Network Card Suitable Network: 10 Gigabit Ethernet Main Chipset: For BCM57840 Bus Type: PCI Express x8 Transmissing Media: 4 x SFP + Fiber LC Transmissing Rate: 10Gbps Working Temperature: 0-55℃ Storage Temperature: -40-65℃ Working and Storage Humidity: 5%-95% non condensing Operating System: For Win Server 2016, 2012 R2, 2012, 2008 R2, 2008, 2003 R2, 2003, for XP Professional, for Win 10, 8, 8.1, 7, for Win Vista, for Win Stable Kernel Version 3.x, 2.6,x, for Red Hat Enterprise, for SUSE 10, 11, for FreeBSD 9, for VMware ESX ESXi 1 x Network Card 1 x Low Baffle