PCIe basic specification 2.0 (2.5GT/S) or (5GT/S)Compliant with single port 10GbE SFP devicesCompliant with 10Gb/s 802.3ap specificationSupports spanning frames up to 15.5KBSupport mode auto-negotiation Clause 73Technical Parameters: Applicable network: 10 Gigabit Ethernet serverMain controller: (R) 82599ENBus type: PCI Express X8, 5.0GT/sMedia interface: SFP LC, optical fiberTransmission rate: 10000MbpsNetwork topology: 10GBase-/10GBase-LR/10GBase-ER/10GBase-ZR/10GBase-LRMIEEE 802.3ae/IEEE 802.3aq/IEEE 802.1Qbg/IEEE 802.1Qbb/IEEE 802.1Qaz/IEEE 802.1Qau/IEEE 1588, 802.1asManagement functions: IPMI pass-through via SMBus or NC-SI, iSCSI boot, , PXE remote boot, VLAN filtering: for FreeBSD, Linux, ESXi, Win 7/ Server2012/ Server 2008/ Win 8/ Win 8.1/ Server 2016/ Win 10Firmware environment: Operating temperature: 0 ~ 55C (32 ~ 131F)Storage temperature: -40 ~ 70 (-40 ~ 158 )Storage humidity: 90% non-condensing relative humidity at 35CMaterial: PCBcolour: As shownPackage Contents: 1 x Server network card1 x User Manual(English)1 x Driver-CD1 x short iron pieceOnly 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.