A cell phone jammer is a device used to prevent mobile devices from receiving signals from their base stations. The phone was originally designed for law enforcement and military use to prevent communication between terrorists and criminals. They are also common in prisons, where (obviously) prisoners are not allowed to use mobile phones. After the public discovered this technology, many people (especially employers) wanted to use it themselves, especially in large cities where everyone seemed to be making calls.
Have you ever been troubled by someone talking loudly on the phone and disturbing you? During the meeting, he was interrupted by the ringing of his cell phone, which made me very angry. When you waited quietly for the meeting like a person, our neighbor was very good. Mobile cell phone jammer.
The main purpose of mobile jammers
A cell phone blocker in everyday life seems like a good idea: Who would sit next to someone on the train and complain to the doctor about the general details of the last saddle? If you stop sending text messages to your best friend every two minutes, do you plan to work in the library or continue to work?
The same is true. Now that mobile phones are widely used in classrooms, students now believe that they have the right to use mobile phones in the classroom. They do not listen to instructions and have to repeat instructions several times because they are texting, listening to music on their phones, playing games or watching videos or movies. Some students even talk during class. In this case, a signal alarm should be used.
Of course, interfering with mobile phones in prisons is also essential. Since 2005, authorities have confiscated more than 6,000 mobile phones in 55 prisons in North Carolina, including 443 this year. This number continued to grow until 2012, when the authorities implemented airport-style entry and exit procedures in high-security prisons, such as metal detectors, X-ray scanners and well-trained dogs. Authorities said that after the kidnapping incident, Jensen passed a government law that made it a crime for prisoners to provide mobile phones and had a deterrent effect. Some installations use administrative access,