"Portable Usb To Ethernet Adapter Connects A Usb 2.0 Equipped Computer Or Tablet To A Router, Modem, Or Network Switch To Bring Fast Ethernet To Your Network Connection Leveraging The High Bandwidth Of Hi-Speed Usb 2.0 Interface At Up To 480 Mbps, This Usb 2.0 To Ethernet Adapter Guarantees A Reliable Network Connection With 100 Mbps Ethernet This Lightweight Usb To Network Adapter Is A Perfect Accessory For Adding A Standard Rj45 Port To Your Ultrabook, Notebook, Or Macbook Air For File Transferring, Video Conferencing, Gaming, And Hd Video Streaming Supported Features Include Wake-On-Lan (Wol), Full-Duplex (Fdx) And Half-Duplex (Hdx) Ethernet, Crossover Detection, Backpressure Routing, Auto-Correction (Auto Mdix). Supports Ipv4/Ipv6 Protocols And 10base-T And 100base-Tx Networks Wired Usb Ethernet Connection Is More Reliable Than Wireless Network. This Ethernet To Usb Adapter Is Compatible With Windows 10/8.1/8/7/Vista/Xp, Mac Os X 10.6/10.7/10.8/10.9/10.10/10.11, And Chrome Os. Does Not Support Windows Rt, Or Android"