Type: 7-Port USB HUB USB Ports: 7 Date Transfer Rate: Up to 5Gbps Color: Black Compatible: Windows XP/Vista/7/ OS 9.1 or higher Item Size: 16.5 * 3.5 * 2.2cm / 6.5 * 1.4 * 0.9in Item Weight: 72.5g / 2.56oz Package Size: 21 * 10 * 2.7cm / 8.3 * 3.9 * 1.06in Package Weight: 126g / 4.4oz BEST, L'Assurance d'une sécurité incontournable.