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Anti recording jammer Recording blocker Hotel conference negotiation privacy security device TPI 3 Anti recording device

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Overview

Industry first acoustic interference model, is different from the traditional electromagnetic interference model, harmless to human body, by the human ear cannot WenShengYin interference with digital recording equipment, to interfere with the safe important voice information encryption processing, through to the high low frequency sound source mixing processing, effectively prevent the late recovery, effectively prevent lawless elements through mobile phone voice recorder tripp voice messages

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