Provides 4 USB 2.0 HighSpeed ports _x000D_N/ASupports data transfer rates up to 480 Mbps_x000D_N/ACompatible with all USB Type A equipped computers_x000D_N/AUSB bus-powered with DC socket for external power supply_x000D_N/A2 year warranty_x000D_N/A_x000D_N/AThe Lindy 4 Port USB 2.0 Hub allows the user to connect 4 additional peripherals to a USB Type A equipped computer. Capable of data transfer speeds of up to 480Mbps the hub is also backwards compatible with USB 1.1 and 1.0._x000D_N/A_x000D_N/AThe hub is powered by the USB Bus while a DC jack is available to connect an external power supply if multiple devices with high power requirements are connected._x000D_N/A_x000D_N/AWith Plug and Play installation no drivers are required therefore this hub can be installed with minimum difficulty ideal for both professional and first time users._x000D_