The external whip antenna means that the mobile phone signal jammer is equipped with external antennas. These external antennas are locked on the machine. The machine that can rotate through 180° is called whip antenna.

According to the unified deployment of the province, the written test of public subjects for civil servants in Jiangsu Province in 2021 will be held on December 20 (Sunday). In order to effectively prevent and combat fraudulent use of wireless communication equipment, create a fa

The UAV low-altitude position defense system is a set of strict control and careful prevention of UAVs to eliminate potential safety hazards caused by illegal use of UAVs. It can quickly detect, identify and track, cut off the connection between the drone and the remote controlle

With the advancement of technology, mobile phones are playing an increasingly important role in people's lives. However, in some important examination occasions, in order to maintain a fair examination environment, the state requires full-band signal jammers to prevent candidates

In many regional conflicts in recent years, UAV and anti-UAV operations have become one of the main combat styles of the warring parties. On the one hand, the number and types of drones participating in the war are increasing, and the battlefield performance is outstanding. On th

With vehicles becoming more reliant on systems connected to GPS, it seems pretty scary that a simple store-bought

The so-called effective shielding refers to whether there are blind spots or missing spots in the shielding effect. In some prisons, there may be transmitting base stations with strong mobile phone signals. In order to achieve a good shielding effect, a lot of materials and energ