We often encounter customers asking us: May I ask if your product can block cameras? I need to purchase a wireless jammer to block surveillance cameras. When encountering such a question, we really cannot give an immediate answer. We must first ask the customer: What is the signal transmission metho...
In order to ensure the fairness of each candidate, a few weeks before the college entrance examination, mobile phone jammers will be installed at the test center to prevent students from cheating through high-tech means, and to ensure the fairness of each candidate as much as possible. The mobile ph...
Signal interference devices have been around for some time, and the effectiveness of the devices varies under different circumstances. Therefore, it is necessary to adjust and test different models of devices according to different environments in order to fully utilize their functions and leverage ...
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 impacts on education and social security. In order to effectively prevent and combat cheating in exams, ensure th...
When using network jammers, the most basic requirement for the usage environment is to have a stable power supply, commonly known as AC 220V mains power. For different usage environments, different types of network jammers can be selected for outdoor use. It is recommended to use network jammers wit...
Many enterprises, institutions, or government departments choose to install telephone jammers in conference rooms. As we all know, the main function of telephone jammers is to block mobile phone signals. Installing telephone jammers in conference rooms can achieve other functions besides blocking mo...
The widespread use of mobile jammers can cause certain interference to the base stations of mobile operators, which is a widely recognized reality in the industry. If it is a low-power jammer, due to its relatively small transmission power and limited distance of interference signal transmission, it...
Mobile phones have improved our lives, but carrying them in certain places seems very irrational. Phone jammers and similar products have also emerged with the development. The school will definitely not allow students to be busy using their phones for cheating during exams, and cannot fully guarant...
Exam halls are serious places, but if someone uses cheating methods in exams, it will increase the difficulty and pressure of maintaining discipline and order in the examination hall. The main means of cheating is the use of communication equipment, which requires the existence of different signal b...
In regular classrooms, when students secretly use their phones to read novels, make phone calls, send messages, and other phenomena, schools always need to find ways to prevent them. At the same time, frequency interference machines have gradually become a favorite among schools, and currently more ...
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