Nowadays, it has long been common to install signal shielding devices in the examination room during various examinations. Once a student taking the test enters the test, even if the student secretly brings a mobile phone or other electronic communication products in, it will be

Some customers are asking us about mobile phone signal blockers, and they often ask for such functional requirements: it is necessary to block individual mobile phone numbers separately, or to open and not block individual mobile phone numbers. This is actually This is what we ca

The difference between gps and cellular version is mainly in the function of wireless connection. The GPS version means that wireless access can only be achieved through WiFi, while the cellular version has a built-in mobile module, which can realize cellular mobile network acces

In the past, our UAV countermeasures system was still an adequate way to prevent UAVs from causing serious damage to the incident. The operator team we assign to you can prevent drones from entering the airspace 5 kilometers around your event.

Beidou satellite construction is an important part of China's strategic cause. Of course, national defense security is the most important reason for building Beidou. In a battlefield where geographical information is so important, it is necessary to have its own intellectual prop

Some customers find that the shielding effect is not ideal when using the mobile phone signal jammer for mobile phone shielding. The effective shielding range is only a few meters. After eliminating the possibility that the mobile phone signal jammer itself is working normally an

The new semester has started, and this semester is the new college entrance examination period. At present, many colleges and universities that have been included in the test centers have begun to purchase anti-cheating equipment in large quantities, and are preparing to install

As mobile communication transitions from the second generation to the third generation, new technologies are constantly being applied, and new mobile networks are constantly being constructed, making radio frequency resources increasingly tense, and various potential sources of i