Plugable USB 2.0 to 10/100 Fast Ethernet LAN Wired Network Adapter wi/Free PRIME shipping for $13.95
Add a fast wired network interface. Supports Windows, Mac, Wii, Wii U, Linux, ChromeOS and more
Full 10/100 Mbps Fast Ethernet performance over USB 2.0's 480 Mbps bus - faster than most wireless connections
ASIX AX88772 chipset.
RJ-45 network port for any 10/100 Mbps network.
Link and Activity LEDs. USB powered.
Windows 8 and Surface Pro built-in support. Windows 7, Vista, XP supported by Windows Update, disk, and download.
Drivers built in to Mac OS X Lion 10.7+, Wii, ChromeOS, and some other systems.