1、Fast Transmission: Provides high speed transmission over CAT5e UTP cable or CAT3 UTP cable for multiple market segments and emerging applications. 2、5Mbps Transmission: The PCI express gigabit ethernet card supports data rates up to 5 Gbps, increasing business productivity by increasing internet speed. 3、Wide Compatibility: PCIe internet adapter can support multiple systems:for Win 10 (32/64),for Win7 (32/64),for Win8, 8.1 (32/64), for Win Server, 2012, 2008,for Linux,for OS X. 4、Easy to Install: In addition to standard brackets, additional low brackets are available for easy installation on small computers or servers, and support PXE function and Wake on LAN. 5、Stable Transmission: Use this 1 port PCIE internet card to add 2500/1000/100Mbps Ethernet ports to any PC/host server via PCI Express slot. 1 x PCIe Internet Adapter1 x Bracket Item Type: PCIe Internet AdapterMaterial: PCBMain Chip: RTL8125bApplicable Internet Type: Fast EthernetBus Type: PCI ETransmission Rate: 10/100/1000M/ 2.5Gbps Data Rate Automatic DetectionFull Duplex/Half Duplex: Full Duplex/Half Duplex AdaptiveInternet Connection Type:1 x RJ45Applicable Models: DesktopSupported Operating Systems:For Win 10 (32/64),for Win7 (32/64),for Win8, 8.1 (32/64), for Win Server, 2012, 2008,for Linux,for OS XSupported Protocols: IEEE 802. 3、IEEE 802.3u、IEEE 802.3ab、IEEE 802.3az、IEEE 802.3bz