In Germany, smartphones are an indispensable life companion. It plays a very important role in people’s lives. Without them it is unimaginable how bad life will be. For this reason, we Germans like to build parts for mobile phones. Therefore, at the request of some users, the use of the smartphone should be as smooth as possible at each location.
Why are many people interested in cell phone jammer because people’s lives are so inextricably linked to smartphones? The advent of mobile phones has indeed brought us great convenience. Nothing can be replaced. In some areas, however, the use of mobile phones is very disgusting: The conference room manager decides whether subordinates should be prevented from playing mobile phones. During Classroom Classroom Concerns that students use smartphones to influence learning; Cinema operators are also very interested in smartphone signal blockers, since this can ensure the quiet of the theater, which of course must be equipped with public telephones; Some retailers are also interested in multiband telephone jammers, as this may prevent customers in the store from asking for the price over the network, resulting in higher returns.
The mobile jammer sends its own signal to disturb or block the reception of the required GSM radio signal. Some jammers not only block the mobile network, but also the GPS signal and the Wi-Fi data network. Does this mean that people can buy cell phones jammers to bother the device for free use?
Since the state is monopolized on radio frequencies, only government agencies can buy jammers to prevent criminals from using their mobile phones for illegal transactions such as drug trafficking, jailbreaking, etc. Some government officials use mobile phones to meddle. Prevent the detection of spies, block bombs with remote control, etc. In some EU countries, it is illegal for individuals to use mobile phone jammers illegally, as this not only interferes with private radio communications but also blocks the radios of other key authorities, such as the Internet Police, fire department and so on. In addition, emergency calls can not be sent.
However, in some countries and regions jammers are licensed or used by public authorities. Therefore, in many cinemas, theaters, churches and gas stations, jamming devices for mobile phones are used to prohibit the use of mobile phones. For some powerful electricians, it is not difficult to make a simple jammer. Therefore, we should not use it for illegal purposes when purchasing the jammer. It can be confiscated and fined.