Top features: - USB 3.0 and Gigabit Ethernet ports - Compact design makes it easy to transport USB 3.0 and Gigabit Ethernet portsThe UE300 allows you to enjoy a high speed data transfer rate. Including both a USB 3.0 port and a Gigabit Ethernet port, you can quickly access the internet using the USB 3.0 port on your MacBook or Ultrabook.Compact design makes it easy to transportYou can easily transport the UE300 with you wherever you go as it features a compact design with a retractable cable. With a plug and play design, you can enjoy a stable and rapid internet connection.