USB A to 3 x USB A & LAN RJ45 Adapter: USB to Ethernet Adapter, a 4-in-1 USB Ethernet Adapter with RJ45 network port and 3 USB-A ports, for Windows, MacBook Pro, Surface Pro, XPS, etc. USB extension: the USB network adapter creates 3 additional USB ports for connecting different peripherals such as Flash Drives, External Hard Drives, Keyboards, Mice, and Printers. Wide compatibility: plug and play, no additional drivers required. USB network adapter compatible with Windows 11/10/8.1/8/7/Vista/XP, Mac OS, Chrome OS and Linux. If a driver is needed, it is directly on the device. Network performance: connect your PC, laptop, or MacBook via the USB adapter and the LAN RJ45 cable. Transfers up to 480 Mbps. Ideal for home use, streaming, movies, video conferencing, and more. Use scenarios: - Add wired Ethernet and three USB peripherals to a thin laptop or tablet that has limited ports. - Create a small desktop setup with keyboard, mouse, and a USB drive while staying connected to a wired network. - Use in travel or shared workspaces to ensure a stable wired network connection with minimal driver setup.