The black 6.6' Startech Dock Connector to USB Cable for Samsung Galaxy Tab allows you to connect your Samsung Galaxy Tab to a USB-equipped computer for transferring data and charging. Or, you can connect it to a USB power adapter (sold separately) for charging from an available wall power outlet. The cable features aluminum-mylar foil with braided shielding and durable PVC construction. It makes an ideal spare or replacement cable to have on hand. Additionally, it's backed by a lifetime warranty.