Supports PCI Express 1.1. Supports 1- 2.5Gbps PCI Express Bus. Integrated 10/100/1000M transceiver. Backward compatible to 10/100BASE-T networkingSupports Giga Lite (500M) mode. Supports pair swap/polarity/skew correction. Crossover Detection & Auto-Correction. Supports hardware ECC (Error Correction Code) functionSupports hardware (Cyclic Redundancy Check) function. Transmit/Receive on-chip buffer support. Supports PCI (Message Signaled Interrupt) and -X. Fully compliant with IEEE802.3, 802.3u and 802.Supports IEEE 802.1P layer 2 Priority Encoding. Supports 802.1Q VLAN tagging. Supports IEEE 802.3az-2010(EEE). Supports Full Duplex flow control (IEEE.802.3x)Supports jumbo frame to 9K bytes. Supports quad core Receive-Side Scaling(RSS). Supports Protocol Offload(&NS). Supports ECMA-393 ProxZzzy Standard for sleeping hostsSystem RequirementsWindows ME,98SE, 2000, XP, Vista, 7, 8,10 and 11 32-/64-bitWindows Server 2003, 2008, 2012,and 2016 32 -/64-bitLinux, OS and DOSTransmission Rate:10/100/1000MbpsType:WiredKind:InternalInterface Type:PCI ExpressAdapter Socket:PCI-eApplicable Network Type:Gigabit EthernetLan Transmission Rate:1000M EthernetApplication:DesktopModel Number:IO-PCE8111H-2GLANChipset:RTL8111HPort:2 port PCI Expresscolor:BlackMaterial:Plastic + MetalPackage Contents:1 x PCIe to Dual Gigabit Ethernet Controller Card1 x Low profile bracket1 x English manualOnly 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.