Mobile jammers can affect call quality

With the advent of summer vacation, primary and secondary schools across the country have begun to have holidays, but the exams for parents have come again. What should I do if my child is addicted to cell phone chat? Does the child have no good rest time and play mobile games in the middle of the night? How to do it? These are the questions I received recently. When encountering this type of consultation, I usually suggest that parents communicate with their children so that they can learn self-discipline. However, some parents also reflect the actual difficulties and hope to buy a home cell phone jammer to interfere with/cut off the cell phone signal. Yesterday, an older brother hoped that his sister could concentrate on studying. He sacrificed the fun of playing with mobile phones and bought a mobile phone signal jammer. My heart is still very warm!

The college entrance examination will change the fate of most people. The state also guarantees the fairness and impartiality of the college entrance examination through regulations and action supervision. Cheating in the college entrance examination may face criminal offences, and during the examination process, the examination room is also prepared to use various high-tech to avoid examination fraud. With the development of science and technology, various cheating methods are also advancing with the times. Wireless transmission, Bluetooth headsets… even the latest popular drones can be tools for cheating. According to “Hubei Xianning Public Security News”, at 8 pm on July 7, outside the Examination Center of Chibi City No. 1 Senior High School, when candidates entered the examination room, a citizen used a drone to take pictures of the delivery site of the test center, and the test center Oppose high-tech fraud. After patrolling police found it, they used drone counter-guns to drive it away and force it to land.

If you are near the inspection room, you will definitely receive a text message, which roughly means: In order to create a fair and just environment, the relevant inspection agency will open the mobile phone jammer at all test locations in the city during this period. Test period. Call quality and Internet access will be affected, for example, often unable to make calls, unable to connect, intermittent voice calls, slow Internet access on mobile phones or frequent disconnections. So, do you know the principle of shielding wireless mobile phone signals? What is the effect of turning on the signal jammer during the college entrance examination? The invigilator at the entrance of the examination room brandished a metal detector. Is it really useful?