Features: 1.Auto Sensing: Support 10/100/1000/2500Mbps auto sensing capability. USB interface. Backward compatible with USB 3.0/2.0. 2.High Speed: Supports Auto MDIX (automatic detection of straight and crossed network cables). Supports USB full speed and high speed mode capability with bus power. 3.Compatible with: IEEE 802.3, 802.3u and 802.3ab. (10Base?T, 100Base?TX, 1000Base?T, and 2500Base?T). 4.Support: Supports full duplex and half duplex operation in Fast Ethernet, supports Jumbo packets up to 9KB. 5.Plug and Play: Support Suspend Mode and Remote Wakeup via Link and Magic Pack. Plug and play installation. specification:Item Type: 2.5G Network Adapter Material: Metal Shell Network Standards: IEEE 802. 3, 802.3u and 802.3ab LED Indicator: Link 2500BaseT Power Supply: Integrated On Chip 3.3V to 2.5V Regulator, Requires Only Single Supply: 3.3V Network Interface: Female Rj45 Hole with Auto MDIX Support Full Duplex: 10BaseT.100BaseTx, 1000BaseT, 2500BaseT Half Duplex: 10BaseT.100BaseTX,1000BaseT RAM: Embedded 20KB SRAM for RX Packet Buffering and 20KB SRAM for TX Packet Buffering Operating Temperature: 0 to 70 Operating System Support: for Windows Vista, 8, 10, OS/ for Linux PackageList:1 x High Speed NetworkAdapter