Features 1、Easy to Use: 2.5G PCIe network adapter compatible with for X1, X4, X8, X16, with bracket, the driver is linked to the bracket and can be downloaded; support PXE function Wake on LAN. 2、Wide Support: Support for DSM, for PVE, for ikuai, for unraid6.9.2, for OpenWrt ESXI6.7 (not support for ESXI 7.0). It provides high speed transmission over CAT5e UTP cable or CAT3 UTP (10Mbps only) cable. 3、Compatible Systems: The PCIe network adapter can support multiple systems, for Windows ME 98SE 2000 XP, for Windows 7, for Windows 8 , for Windows 10, for Windows Server 2003 2008 2012 2016, for Linux, for DOS, for OS X. 4、High Speed Transmission: Combines a four speed IEEE802.3 compliant media access controller and a four speed Ethernet transceiver, compliant with the IEEE802.3u Specification for 10 100Mbps Ethernet, the IEEE 802.3ab Specification for 1000Mbps Ethernet, and the IEEE 802.3bz Specification for 2500Mbps Ethernet. 5、Wide Range of Applications: 2.5G Gigabit PCIe network card is suitable for multiple market segments and emerging applications such as desktops, workstations, servers, telecommunication platforms and embedded applications. Specification Item Type: 2.5G PCIe Network Adapter Material: Aluminium Alloy Bus Type: PCIe Transfer Rate: 10 100 1000M 2.5Gbps Auto Detection Full Duplex, Half Duplex: Full Duplex, Half Duplex Adaptive Network Interface Type: RJ45 Compatible Models: Desktop Main Chip: for Realtek RTL8125b Driver Support: for Windows 10 (32 64), for Windows 7 (32 64), for Windows 8 8.1 (32 64) Support Protocols: IEEE 802.3, IEEE 802.3u, IEEE 802.3ab, IEEE 802.3az, IEEE 802.3bz Package List 1 x Network Card