Add Gigabit Ethernet network connectivity to a Laptop or Desktop through a USB (Universal Serial Bus) 3.0 port Full Gigabit bandwidth support, through a USB (Universal Serial Bus) 3.0 host connection Highly portable design, with no need for an external power adapter Added flexibility near the RJ45 port through Dongle-style design The USB31000SW USB (Universal Serial Bus) 3.0 to Gigabit Ethernet Adapter adds a single RJ45 Ethernet port to a USB (Universal Serial Bus)-enabled computer system, with support for Gigabit network connections at full bandwidth when used with a USB (Universal Serial Bus) 3.0 host connection, unlike USB (Universal Serial Bus) 2.0 adapters. This compact USB (Universal Serial Bus) 3.0 network adapter is backward compatible with older USB (Universal Serial Bus) 2.0/1.x computer systems (speed limited by USB (Universal Serial Bus) bus), making it the ideal portable replacement network adapter or laptop accessory. Plus, with support for features such as Jumbo Frames, VLAN tagging & Wake on LAN (WOL), the adapter offers versatile Gigabit network perforamance for home & business users alike. The USB31000SW USB (Universal Serial Bus) 3.0 Gigabit adapter is backed by a Star Tech.com 2-year warranty & free lifetime technical support. WhatÂ’s in the box USB (Universal Serial Bus) 3.0 Gigabit Adapter Driver CD Instruction Manual