Review on suppressor of voice recorders and wireless communication UltraSoniс SHAJBA 60-GSM-TUYA

Ultrasonic suppressor of voice recorders and wireless communication "UltraSonic SHAJBA 60-GSM-TUYA" is designed to protect information during confidential negotiations. The device performs ultrasonic suppression of microphones, preventing the possibility of audio recording on smartphones, voice recorders, or transmitting audio information online. The built-in communication suppressor blocks the radio frequencies of data transmission over a cellular network, Wi-Fi and location frequencies. Ultrasonic and RF suppression modes can be activated both simultaneously and separately.