Professional Technology Blog At Perfectjammer

In detention centers where prisoners can be seen, the use of portable mobile phone jammers can prevent prisoners from communicating with the outside world through mobile phones and certain electronic devices. Although the use of mobile phones is prohibited in prisons, the media and visitors are abundant, and no one can guarantee that irregular electronic […]

Portable cell phone jammers are an unusual security product. Although they are restricted in many areas, they have been used and widely used in many areas of society, such as prisons/detention centers, education departments, gas stations, etc. If you want to block your neighbor’s signal, but they are 20-30 meters away from you, then you […]

There are many kinds of jammers on the market, and the use area of ​​each jammer is also different. Many websites sell electronic products. For example, portable GPS jammers may interfere with GPS tracking systems and block your current location at any time. Multi-band mobile cell phone jammer can not only shield commonly used 2G, 3G, 4G […]

Before getting a portable mobile phone jammer, we need to know what signal our smart phone can receive. Common 4G smart phones on the market usually receive 2G 3G 4G GSM GPS WIFI signals. If you want to block these signals and then buy jammers, you need to carefully check the signals that interfere with […]

With the development of technology, we have gradually entered the information network era. Nowadays, everyone’s life is inseparable from mobile phones, computers and other network tools. In fact, almost all cars are now equipped with a lot of electronic equipment. However, all these devices must be connected to the network to function properly. There are […]

Here, we will discuss the working range of jammers. Jammers are one of the most controversial equipment issues on the Internet, and they occupy the position of most customers. We know that each interfering device has a different restricted area, as mentioned earlier. Generally, the higher the power, the longer the stowage radius. The higher […]

According to the data protection law of the department responsible for culture, cell phone jammer are placed in the room to scan and block frequency bands in specific areas. No personal data is recorded. Regarding fraud in public school exams, it emphasizes the usefulness of using such devices in exam rooms and some issues that need attention. […]

How does cell phone jammer work? The Baden-Württemberg Ministry of Culture commented on this and pointed out the use of such equipment. Using a device that blocks the reception of cell phone signals by sending its own radio waves does not prevent data verification. Operators of cellular networks have the right to use cell phone […]

It is now possible to install mobile phone jammers in the test room to avoid cheating in the test, thereby maintaining the fairness of the test room. The mobile phone jammer can block all mobile phone signals within a specified range, so that the mobile phone and any fraud tools on the site are not […]

As we all know, cheating in school exams is very common. With the development of science and technology, various examination cheating tools have appeared one by one. In addition to our most common mobile phones (such as wearing special glasses, cheating on headphones, cheating on pens, etc.), there are some very common candidates who have […]