Dualtech™ testing leading the way in truth verification

Our Dualtech™ Testing incorporates both biofeedback polygraph and voice stress analysis, conducted simultaneously, in real time. We make use of the latest version of Stoelting CPS-Pro Polygraph and AVSAPRO Voice Polygraph software.

Biofeedback Polygraph charts are numerically scored using the Empirical Scoring System (ESS).
Voice Polygraph charts are automatically scored by Avsapro neural network processing.





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