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Lasermicrophone.com - professional laser microphones
https://lasermicrophone.com/
Our Spectra Laser microphones are professional laser audio surveillance tools that will allow law enforcement professionals to surreptitiously listen in remotely on any premises by using a beam of invisible light as the sound-carrying medium and …
Laser Audio Surveillance, Laser Spy Equipment, Laser ...
http://spyworld.com/equipment/listings/l0042.html
This system allows the operator to carry out an undetectable surveillance operation from outside the building with a range of up to about 500 meters. It consists of three parts: Laser Transmitter Laser Receiver Amplifier Unit with Audio-Recorder …
Spy Surveillance: Laser Listening Systems
http://www.electromax.com/laser.html
"Laser Listening Systems" ALL OF OUR LASERS WILL DEFEAT AND FILTER OUT ALL AUDIO JAMMERS AND LASER SURVEILLANCE DEFEATING DEVICES! "Do Not confuse this system with the other little laser toys you see on the Internet!!!" …
Laser Monitoring System | PKI Electronic Intelligence GmbH ...
http://www.pki-electronic.com/products/audio-surveillance-equipment/laser-monitoring-system/
The PKI 3100 laser monitoring system was developed for covert observations in order to extend the surveillance to rooms which can not be entered. As soon as there is a line of sight to the room to be monitored (max. 300 m), the PKI 3100 monitoring system can be used.
Laser Surveillance Laser Listening - gcomtech.com
http://www.gcomtech.com/ccp0-prodshow/laser-surveillance-laser-listening.html
Laser Surveillance theory of operation: The GCOM Laser Listener consists of a highly focused light sent over a distance and beamed onto the surface of a window of a building such as an office room, hotel room, apartment room, house, etc.
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