Targus Retractable 4-Port Hub, Black (ACH113US) Works with a laptop, desktop, Mac, PC and netbook Cable neatly stores inside of the hub for a clutter-free workspace; 10" cable provides more space around the hub to connect; All ports are specially angled for easy plug-in access Unit Dimensions: 3.1 inch H x 3.1 inch L x 0.8 inch W Limited One Year Warranty Limited warranty does not cover products purchased from 3rd party sellers