Ethernet USB adapter connects a computer or Raspberry Pi 3 to a router, modem, or network switch for a Fast Ethernet (100 Mbps) network connection; Connect the USB Ethernet adapter to your laptop without an Ethernet port | Cost-effective USB network adapter for many computer applications that only require a 100 Mbps Ethernet connection; Use this convenient USB Lan adapter to replace a failed USB NIC or Ethernet port on an older computer | Portable RJ45 to USB dongle weighs less than 1 ounce with a 6-inch cable tail to connect to your computer; Wired LAN USB adapter is more secure than most Wi-Fi connections | Feature-filled USB to network adapter supports Preboot Execution Environment (PXE), Wake-on-Lan (WoL), Full-Duplex (FDX) and Half-Duplex (HDX) Ethernet, Crossover Detection, Backpressure Routing, Auto-Correction (Auto MDIX); Supports IPv4/IPv6 protocols in 10BASE-T and 100BASE-TX networks; Supports MAC address pass-through (MAC clone) with the Cable Matters EZ-Dock utility software (Windows) | Driver-free Simple installation USB to RJ45 adapter for most computers; Diagnostic LEDs on this Ethernet USB adapter verify the power, connection and data transfer status; OS compatible Windows 11/10/8.1/8/7/Vista/XP, MacOS 10.8 and up, Chrome OS and Linux for kernels up to 4.15; USB to RJ45 adapter is NOT compatible with Windows RT, or Android