the wave in percentage divided into 4 predefined regions from which the global emotional state information is gathered as shown the cognitive area total sum is 12 the emotional area total sum is 12 the anticipation area total sum is 13 and the main frequency contribution is about 30 the main frequency is defined as the most significant frequency in the analyzed spectrum and is indicative to the attention level or concentration level the results of the emotional and cognitive areas may be deemed as normal in the values between 10 and 20 for the displayed preferred embodiment but it is appreciated that in different types of embodiments different values may be deemed as normal the anticipation area sum is 13 which may be deemed indicative to a certain degree of anticipation in the subject 39 s voice how ever in this preferred embodiment of the present invention the displayed anticipation sum is not deemed to be high the attention level detected using the main frequency valued 30 in fig2 a is deemed normal for the purposes of the present preferred embodiment fig2 b is a graphic illustration of a selected 16 frequency spectrum in terms of contribution to the wave in percentage divided into 4 predefined regions from which the global emotional state information is gathered as shown the cognitive area total sum is 26.