A method and system for providing a telephone caller information assistance such as driving directions from a starting location to a destination location. The clothing material of the hairpiece is implanted with hairs in width corresponding to the wearing angle of the different cap. At least one signal is applied to the at least one first coil, and the at least one magnetic sensing element generates a second signal responsive thereto, from which a crash is discriminated. The supply collective electrodes are electrically connected to the supply contact areas of the semiconductor chip by internal connecting elements.