AD NET USB Ethernet Adapter: Immediate Network Expansion : 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. Excellent Standby for Macbook without an ethernet socket when wireless fails. Fast Network Connection : 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. This USB 2.0 to Ethernet adapter offers a Full 10/100 Mbps Fast Ethernet performance over USB 2.0's up to 480 Mbps, providing fast and stable Ethernet for gaming compatible for Nintendo Switch, Nintendo Switch Lite, Wii, Wii U. Please kindly be noted that the adapter is NOT compatible with Wii Mini. Specification Support IEEE 802.3, 802.3u(10Base-T, 100Base-T) compatible;Compatible with Nintendo Switch, Windows 10/8/7/Vista/XP, Mac OS X 10.4 and above, Linux kernel 3.x/2.6.x;Support both Full-duplex with flow control and Half-duplex with backpressure operation; Support Full and Half duplex operating modes;ASIX AX88772 chipset; LED indicators for Link and Activity; Notes Drivers built in, no driver install required -- on Mac OS X