Using for 82599EN chip 10G network controller. Addresses the high requirements of next-generation data by delivering the flexibility of virtualization, the flexibility of LAN and SAN networks, and proven, reliable performance. Driver supports for FreeBSD, Linux, ESXi, Win7 / Win-server2012 / Win-server2008 / Win8 / Win8.1 / Win-server2016 / win10 Supports Receive Side Scaling (RSS), supports IPv 4, IPv 6 protocols, supports jumbo frames up to 15.5K, supports checksum offloading Interrupt throttling control to limit maximum interrupt rate and increase CPU usage Application areas: Any mobile device, desktop, workstation, value server or industrial designed network equipment with space constraints. Applicable network:M.2 10G industrial control server network card Main controller:for (R) JL82599EN Bus type:M.2 B+M KEY Media interface:1 x SFP+ fiber optic LC Transmission rate:10GbE/1GbE Network topology:IEEE 802.3: 10GBASE- (E10G41BFSR, E10G42BFSR), 10GBASE-LR (E10G41BFLR) SFF-8431:10GSFP+Cu (a.k.a. Direct Attach) X520 Adapters with SFP+ connections support 10GBASE-, 10GBASE-LR and SFP+ Copper Direct Attach physical media. Management features:IPMI pass-through via SMBus or NC-SI, iSCSI boot, , PXE remote boot, VLAN filtering :for FreeBSD, Linux, ESXi Win7/Win-server2012/Win-server2008/Win8/Win8.1/Win-server2016/win10 Working temperature:0-55(32-131) Storage temperature:-40-70(-40-158) Storage humidity:90% non-condensing relative humidity at 35 Colour:As Shown Material:PCB Package Contents: 1 * M.2B+MX520 Single Port SFP+ Industrial Network Card 1 * CD-Driver 1 * Flexible Network Cable (FPC) 1 * Short Iron Piece / 2U Small Chassis Applicable 1 * English instruction manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.