In company with raising of safety consciousness of the people, cell phone jammer has been widely used around the world to protect privacy. Nowadays, mobile phone jammer has been applied in various important places, such as schools, gas stations, churches, court, library, conference center, theaters, hospitals, government, finance, prisons, public security and military powerhouse.
The cell phone jammer shut down cell phone calls using a device which looked like a small portable radio with multiple antenna. The news station employee reported the incidents to the station, which prompted an investigation and the media attention.
The use of a mobile phone jammer has become a hot topic in recent days, their use is nothing new. A New York times article from 2007 tells of a San Francisco commuter who used a pocket cell phone jammer to stifle the conversations of fellow passenegers on his ride home from work.
Cell phone jammer has been regarded as the best device to protect privacy, especially for the famous celebrities. It can effectively shield the signals from cell phone, and then the cell phone can not work normally.