With the ease of buying equipment for listening environment, businesses and even ordinary people are prone to suffer this kind of invasion of privacy. It is practiced freely given the ease of purchase of the equipment, facility of installation and small risk of being discovered. Today it is perfectly possible to know if a room is listening or not. This service is usually done in conjunction with the telephone line scan because the problem is not always in the environment. We locate transmitters, recorders (magnetic and digital) and hidden cameras. If you have this type of doubt, ask for the visit of our technician. Service with demonstration of effectiveness of our system. We use effective electronic equipment and meticulous visual search work to locate “sleeping” equipments.