There are many online stores that sell signal jammers, such as cell phone signal jammers, GPS phone signal blockers, WiFi signal blockers, UHF signal jammers, and other types of signal blinds. However, now we rarely find powerful signal detection equipment, which has the ability to intercept 4G signal signals, and is suitable for indoor use, and has a large interference distance.
Mobile phones and WiFi jammers are designed with directional antennas, which can easily prevent CDMA, GSM, DCS, PCS, 3G and WiFi from moving in a certain direction, thus preventing the direction of interference. There is an old saying: Every family has problems, and the problems of parents and children have always existed. Parents and children never seem to be able to live peacefully because children are in adolescence and their communication barriers become apparent. There are many reasons for this. Especially with the advent of mobile phones, communication between parents and children has become less happy and more difficult. When they were young, they preferred to play games on their smartphones rather than listen to your suggestions. The above situation not only occurs in your family, but always in school. The students and teachers are caught in circles because of the phone. Now you have to come here to get the help of signal portable jammer.
As we all know, criminals are not allowed to use mobile phones in prisons or detention centers. In fact, many prisons in the world have this problem, that is, it is not necessary to use a prison phone ban. The criminals contacted the outside world in secret and they committed the crime again. This phenomenon has been around for several years. How to solve this problem, the answer is to install a cell phone jammer in the prison. These are several factors that affect the interference radius. Of course, there are other aspects of the impact, such as the temperature of the interference equipment. When purchasing interference, our website provides high-quality professional jammers, if you have any questions, you can contact us.
Before President Trump traveled to London last month, the British media frantically speculated on what special security measures would be taken to protect him. Newspapers are worried about many major issues (street closures, traffic jams), but they also raised more specific concerns: Will the British government selectively block the mobile phone signal Bush on the President ’s route? If you do so, whether you disable the cellular network along its path or block local cell phone signals, nearby cell phones will be unusable.