The use of jammers has become a hot topic due to cheating on smartphones during the exam, so I was a little worried, I tried typing actual problems in my mobile email. This is a difficult task. Cheating appears to occur at the same time as the test system is launched, but the rapid development of electronic communication means seems to be making the means more and more diverse, which makes the phenomenon of cheating in exams more serious and high-end.
On the one hand, the school is taking measures to ban the use of cell phones by checking metal detectors and checking the names of people going to the bathroom. Among them, there is a product that has attracted people's attention. It is a mobile phone wireless signal jammer that can block radio waves from mobile phones. This product is a device that emits special cut-off radio waves to block mobile radio waves. For school examination rooms, it is recommended to install a high-power WiFi signal blocker, which can block mobile phone signals and intercept WiFi frequency bands. The effect is great.
We provide a variety of jammers, which are easy to install and also have jammers for cars. This device also comes with a car charger. Some portable jamming devices are suitable for other places and are very convenient to carry. Some high-power jammers have a wide shielding range and are suitable for large areas. Our products are guaranteed quality, please rest assured to buy.