The product is designed to search for hidden technical equipment (radio microphones, SVU actuators, audio and video recording devices) containing semiconductor devices regardless of their functional state, i.e. those in both the on and off state, SIM cards; The product ensures effective search and reliable determination of the location of search objects in enclosing building structures (floor, ceiling, walls), as well as in furniture and other interior items; The product enables the operator to distinguish industrial electronic devices, which include search objects, from natural, corrosive nonlinear reflectors. detection of mobile phones and SIM cards.