With the progress of society and the development of high technology, people's level is getting higher and higher. Now mobile phones have generally become a living habit of adults and children. The impact is more important for primary and secondary school students. Playing with mobile phones for a long time is very harmful. It may affect eyesight, and more seriously, it may lead to neglect of studies, or even illegal crimes.
Since the advent of cell phone jammers, they have been trusted by examination rooms, schools, prisons and other units. In fact, mobile phone signal jammers are no longer a new gadget abroad. In recent years, they have also begun to be sold in the domestic market!
Mobile phone signal jammers The jammer only interferes with downlink signals, so it will not affect mobile base stations and other electronic devices! Nowadays, many primary and middle school students have one mobile phone per person. Some are addicted to games, some are addicted to novels, etc., which is more dangerous for school exams. There are on Baidu All the answers, if everyone in the exam holds a mobile phone and plagiarizes, it will defeat the purpose and meaning of the exam!
So what role does the signal blocker in the examination room play for schools? In early June every year in recent years, China Telecom, China Mobile, and China Unicom, the three major operators, send a text message to all users, prompting "The National College Entrance Examination will be held on June 7 - will be held on the 8th. During the college entrance examination, high-power jammers will be turned on at each test center, which will affect the communication quality of surrounding users.
For the sake of the majority of candidates, I ask for your understanding. I wish all college entrance examination students a smooth exam!" The meaning of this text message is to tell everyone. : The use of signal jammers may affect the normal use of mobile phones by residents around the school. Mobile phone signal jammers provide schools with a fair and just examination environment, allowing candidates to achieve good results in a quiet environment!