The compact jammer can provide 4W of power and is equipped with 8 powerful antennas. The shielding range can be up to 20 meters, depending on the signal strength in a given area. It will effectively block all specified signal frequencies including WiFi 3G GSM and Bluetooth. In addition to Continue Reading
How to extend the service life of mobile phone signal jammer?
At present, mobile phone signal jammers have been widely used in examination rooms, prisons and other places. To be honest, I really don’t know how long this thing will last, but doing the following points can greatly extend the service life of cell phone jammer: 1. The antenna must be installed Continue Reading
Can the signal jammer pass through the wall?
Nowadays, many schools are busy preparing for the examination room. This is because the most important exam of the year, the college entrance examination is about to come. In the face of this most important exam, many schools are actively preparing what they need to arrange the exam soup, ensuring Continue Reading
How to choose the four points of the signal shielding instrument
There are many types of signal jammer devices available on the market, how should we choose? Let’s learn about it with the editor of signal shielding device manufacturers: Let’s start with the function. For example, you have to choose which signals to shield. Currently there are 2G, 3G, 4G, 5G mobile phone Continue Reading
Drone countermeasures are undoubtedly an important means of drone risk avoidance
Data show that by 2020, the global drone market will reach 25.9 billion U.S. dollars. The domestic civilian drone market is expected to reach 97.7 billion yuan in 2023. Faced with the increasingly broad market for drones in the fields of aerial photography, environmental monitoring, power inspection, disaster relief, news Continue Reading
What are the advantages of engineering-grade mobile phone signal jammers over other jammers?
How to choose and use engineering-grade signal jammer? What is engineering-grade cell phone jammer? In fact, engineering-grade mobile phone jammers are derived from the hardware upgrade of ordinary mobile phone signal jammers. They are more refined in workmanship, more wear-resistant and heat-resistant, and faster in heat dissipation. They can be used Continue Reading
Can a mobile phone signal jammer interfere with the base station’s signal?
Cell phone signal scramblers are familiar to everyone, but everyone who has taken a major planning exam has seen them and put them at the entrance of the exam room. This is not a malicious blocking signal. On the contrary, this is a performance of maintaining fairness and providing a Continue Reading
Cell phone jammer in school
The problem in exam situations is well known. The use of unauthorized aids such as cell phones, smartphones, tablets, wearables or the like is considered an attempt at deception in exam situations. For some time now, the auditors have seen more and more remedies through the use of so-called cell Continue Reading
Use cell phone jammers to ban apps in our location services
It is not difficult to find that we often use smartphones. Now more and more applications need to obtain our location service information. The most important purpose of these applications is to provide us with advertising services, making it easier for us to provide them with advertising information, but it Continue Reading
The cell phone shielding system used in prisons is different from general civilian use
1. The area, scope, and building structure used by the two are different? 1.1 The prison shields the surrounding environment of the building (distance from other unshielded buildings and building structures), so the use area, range, and floor structure of the prison are shielded to ensure that the shielding area Continue Reading