F-11 Anti Recording Ultrasonic Acoustic Sound Wave Generator Stop Microphone Recorder Smartphone Listening Device wireless wifi glasses open sound that is ideal

open sound that is ideal for speech

Key Operational Features

Broadcast & Performance: Replacement plugs for lavalier microphones and headset microphones (handling both audio and power)

compatible with studio mixers

Storage: Moves away from exposed external Micro SD slots

F-11 Anti Recording Ultrasonic Acoustic Sound Wave Generator Stop Microphone Recorder Smartphone Listening Device wireless wifi glasses open sound that is idealF11 Ultrasonic Sound Wave Generator Voice Recorder Jammer The F11 is a specialised security device engineered to protect the confidentiality of sensitive conversations. It functions by actively interfering with unauthorised listening and recording of voice data, neutralising threats from mobile phones, voice recorders, audio bugs and advanced audio filtering or recognition software. Core Technology and Security Features The F11 utilises low and high