The D-Link DUB-H7 2.0 is a Hi-Speed USB 2.0 7-port hub that is backward compatible with USB 1.0 and 1.1. It provides an out of the box industry standard that allows connection of up to seven USB peripherals or devices to your USB ready PC or Mac. The D-Link DUB-H7 is targeted at PC and Mac users that are expanding the number of USB ports on their system.Designed to provide quick and easy access, the D-Link DUB-H7 provides seven type A downstream ports for connecting USB peripherals, devices, or other USB hubs. A single type B upstream port connects the DUB-H7 to the host computer or another USB hub, enabling up to 127 devices to be connected by cascading multiple hubs. Configured directly by the operating system, the D-Link DUB-H7 operates seamlessly with both Microsoft Windows and Apple Macintosh Operating Systems.