HiRO H50294 USB 3.0 to Gigabit Ethernet 10/100/1000 LAN Adapter comes w/ built in Driver which makes it a TRUE Plug n Play device for Windows 8.1 8 7 and compatible for use with all Windows Operating Systems. It is a high performance and simple plug-and-play Gigabit Ethernet network adapter for desktops, notebook PC, Ultrabook, docking station, game consoles, digital-home appliances, and any embedded system using a standard USB port. The HiRO H50294 USB 3.0 to Gigabit Fast Ethernet 10/100/1000 LAN Adapter offers a wide array of features including IPv4/IPv6 checksum offload engine, crossover detection and auto-correction, TCP large send offload and IEEE802.3az EEE (Energy Efficient Ethernet) that allows to enter a low power idle state to reduce power and to achieve a more energy efficient Ethernet. It supports dynamic cable length detection and dynamic power adjustment Green Ethernet in Gigabit mode.