With the mobile USB 3.0 hub ST3300GU3B featuring an integrated GbE port, you can expand your laptop's connectivity by adding three external USB 3.0 ports and a Gigabit network port through a single USB 3.0 connection. This hub is an excellent accessory for Microsoft Surface Pro 4, Surface Pro 3, Surface Book, Dell XPS 13, and many other devices. It combines Gigabit network support and USB 3.0 hub access in a lightweight, durable aluminum casing, providing essential ports that are often limited or absent on modern computers, while remaining compact and travel-friendly. Thanks to the attached USB 3.0 host connection cable, you won't need to carry an extra cable. You can conveniently pack the hub into your laptop bag for maximum mobility. The integrated Ethernet port utilizes the 5 Gbps capabilities of the USB 3.0 interface for faster and more stable network connections, offering wired Gigabit access that is fully compliant with the IEEE 802.3/u/ab standard. Additionally, the GbE port supports Wake on LAN (WOL), allowing you to remotely wake your computer over your network. This mobile USB hub is an ideal accessory for connecting low-power peripherals such as a mouse, keyboard, or USB flash drive. It comes with a universal power adapter for connecting devices like external hard drive enclosures.