System and method for automatically tracking and enabling the operation of a product. A verbal utterance of a human subject is converted into electrical signals to provide a subject wave pattern. Each unit section is a thermosetting resin composite with a bulk interior of syntactic foam and an outer layer of different characteristics and an intermediate reinforcement layer. The second conductive foil is disposed on the second surface of the substrate and has a second designated pattern, wherein the area of the second designated pattern is not smaller than the area of the first designated pattern.