USB 2.0 7-Port Hub for Mac. Features: Connect up to 7 Devices Simultaneously, USB 2.0 High Speed Connectivity, AC Power Adapter Included, Link up to 127 Devices * System Requirements:, PC & Mac Compatibles, Windows 2000, XP, Vista and 7, Mac OS 10.3 and above, An Available USB Port * Package Contents:, USB 2.0 7-Port Hub for Mac, Double Insulated USB Cable, Universal AC Power Adapter, User"s manual, Warranty Information