All phones and tablets can be charged. Most of these devices come with a charging cord that goes into a USB drive, so that the phone or tablet can be charged (or share information) with a computer. Many times, the USB end goes into an included adapter that allows you to charge the device in a household outlet. All you have to do is take the adapter off and plug the USB end into the backpack port (assuming you have already plugged the charged power bank into the interior of the port.