USB Hub,2.0,4 Port,6' A B Cable,3 1/2"x2 1/8"x5/8", Black (CCS10315) Category: USB Hubs Color: Black , Data Transfer Rate: Up to 480Mbps USB 2.0 , Device Support: Up to 4 USB, Dimensions: 3.5" x 2" x 0.5", Form Factor: External, Form Factor: External Hot-pluggable, Host Interface: USB, Number of Ports: 4, Ports: 4 x 4-pin USB 2.0 - USB Sold as 1 each