The Stealth SM2020 is the most advanced portable speech protection system which protects you against listening and recording devices. The Stealth SM2020 creates sound barrier interference which masks your speech and any sound to be extremely difficult or impossible to extract the original content from the noise.
When it is used in the correct manner, The Stealth SM2020 will protect you from;
• Voice recorders(tape and digital)
• Microphones, wireless microphones
• Stethoscopes, laser listening device
• GSM/Buletooth/Wi-Fi transmitters, etc.
1. Sound Masking
The 2 channel chaotic noise ( Distortion + Reverberation) in a random sequence secures your privacy and information from recent hi-tech speech extraction software.
• Main Speaker: 500 mW
This built-in speaker creates sound barrier interference against listening and recording nearby its location.
• Sub-Transducer: 700 mW x 2
This 2 special transducers (TRN600S) can be installed on window, wall, partition, ceiling and hard floor and create chaotic noise with random vibration depending on the output of noise to protect your speech from eavesdropping and listening.
2. RF Detector: 70 MHz ~ 3000 MHz
The Stealth SM2020 has built-in RF detector to detect any active wireless microphone or covert camera and warns with a beep sound or LED.
• Detection distance: up to 3 M (10 feet)
• Sensitivity control capability