Do i have to know is there a cell phone jammer app?
I hear a lot of noise when I'm reading a quiet book recently, which makes me upset. So I have the idea of buying a jammer. Do you think should i learn where Is There A Cell Phone Jammer App?
I thought you should know.Mobile phone cell phone jammer are mainly used in examination rooms, and are not limited to examination rooms. They can also be used in prisons, gas stations, mobile phone bomb prevention, oil depots, liquefied gas stations, detention centers, interrogation rooms, courts, labor reform teams, conference rooms, theaters, churches, Only used in libraries, school dormitories, special security and confidential occasions.
I think you should know more about it. It might help you a lot.Mobile phone wireless signal jammers are mainly used for domestic college entrance examinations, domestic postgraduate entrance examinations, adult college entrance examinations, self-study examinations and various colleges and universities examinations, as well as various middle schools, technical schools, vocational high schools, prisons, detention centers, conference rooms, etc. , Adverse effects caused by communication with outside prisoners and collusion with others.