Nowadays, as a communication tool, mobile phones have become a part of our daily lives. However, when mobile phones appear in certain situations, they should not be used by students to cheat during exams, which is very troublesome for teachers. So in order to address this phenomenon and ensure a fai...
Mobile phones have become an essential communication tool for us, and the demand for mobile signal blocking devices is gradually increasing. When we use a mobile phone for a call, we use the uplink frequency to contact the base station, and then the signal from the base station passes through the op...
In order to prevent people from carrying some mobile phones or electronic devices to cheat during exams, as well as high-tech cameras and transmission devices, the school will set up a small signal jammer. In every exam venue, this type of signal jammer is set up. Once the relevant signal blocking d...
In some important exam settings, mobile phones may become a tool for cheating, affecting the fairness and impartiality of the exam. In order to effectively prevent this situation from happening, many examination halls use wireless interference devices to control mobile phone signals. Wireless jammer...
In modern society, mobile phones have become an indispensable part of people's lives and work. The intelligent functions of mobile phones not only facilitate people's communication and exchange, but also enrich people's entertainment methods. However, the widespread use of mobile phones has also bro...
In today's society, exams are an important standard for measuring the level and quality of talents. However, with the development of technology and the popularization of communication tools, the phenomenon of cheating in exams is becoming increasingly serious, which has brought serious negative impa...
In regulatory venues, confidential meeting rooms, school examination rooms, and other places, in order to prevent issues such as leakage and cheating caused by the use of mobile phones, intelligent interference machines are usually used. When purchasing, besides interfering with the signal and inter...
Radio frequency interference machines are often used in some large examination halls, and so far they are not uncommon. It has no malicious interference signals, on the contrary, it is a manifestation of maintaining fairness, in order to provide a fair environment for examiners. But many people are ...
Nowadays, many companies respond to the wide variety of signals in the market and produce targeted products of the same type and different models. However, there is essentially no difference. When consumers make purchases, they still need to pay more attention to whether the products are inferior or...
A frequency jammer is a device that interferes with communication between a mobile phone signal and a base station when receiving signals using a mobile phone. They are widely used in special places such as meeting rooms to address threats such as leaked information from mobile phones. It can block ...
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