Today in Berlin, Dell is unveiling the XPS 10; a 10-inch Snapdragon S4 Windows RT tablet with a micro USB port for external storage and a slim-hinge mobile keyboard dock. The dock is also used to house an extended battery that gives the device a combined 20 hours on a single charge. Dell says that the XPS 10 will be available in October for the launch of Windows 8 along with its all-in-one XPS One 27 and convertible laptop XPS 12 brethren.