Add Gigabit Ethernet to any USB (Universal Serial Bus) 2.0 compatible PC or Laptop computer. The USB21000S2 USB (Universal Serial Bus) 2.0 to Gigabit Ethernet Adapter offers a reliable USB (Universal Serial Bus) Ethernet connection, adding a single RJ45 Ethernet port to a USB (Universal Serial Bus)-enabled computer system, with support for connecting to Gigabit networks. Backward compatible with older USB (Universal Serial Bus) 1.x computer systems, this compact & portable USB (Universal Serial Bus) Gigabit network adapter offers an ideal desktop replacement network adapter or laptop accessory. With support for features such as Jumbo Frames, VLAN tagging & Wake on LAN (WOL), the adapter is suitable for home & business users alike.