Tripp Lites 10-port USB 2.0 hub is the most versatile and powerful hub on the market. This USB 2.0 hub allows you to connect up to ten USB devices to a single USB port on a Notebook/PC/MAC. Features two swivel ports, for easy connection of MP3, flash drive and similar devices. This unit meets or exceeds USB 2.0 Specifications for Hi-Speed data transmission rates up to 480Mbps. Perfect for both the mobile and desktop user. While the hub will function perfectly in virtually all cases without needing external power, a multi-voltage AC adapter (110/220V ) is included in the event you are connecting power hungry devices. The U222-010-R is backwards compatible so that it will function with both USB 2.0 devices as well as USB 1.1 peripherals. Over-current protection safeguards connected equipment from overvoltages. 1 year limited warranty. Key Features USB 2.0 Hi-Speed Hub, 10 Ports 2 Swivel ports for easy connection of MP3, flash drive and similar devices Backward compatible with USB 1.1 Supports data transfer rates up to 480Mbps External power not required Plug-and-play/hot-swappable allows you to add or remove a device at any time Per-port overcurrent protection (500mA max. as per the USB specified) Bus-powered or self-powered Compact, multi-voltage power supply (110/220V) provided in the event you are connecting power hungry devices Compatible with Windows 2000 or later and Mac OS 10.x or later Package Includes U222-010-R 10 Port USB 2.0 Hub External power supply (Input: 100-240V, 50/60Hz, 0.5A Output: 5V, 2.5A) USB Cable