Articona offers USB hubs for a range of applications. Whether you're looking for hubs with or without an AC adapter or with a choice of USB 2.0 or USB 3.0 connectivity, you'll find the right one for your needs right here. The hubs connect several USB devices via a single port. Highlights: - 4-port USB 2.0 hub without AC adapter - Transfer rates up to 480 Mb/s - Connect up to 4 devices to a single USB port - Fastest USB 2.0 speeds