The cell phone signal jammer function is used to block signals and is used in many situations. The examination room is the place where we come into contact with more use. Information is transferred very quickly these days. With mobile devices, all kinds of information can be transmitted to every corner instantly. For some situations where information cannot be transmitted, mobile phone signal blocking…

Cell phone signal jammers have become standard equipment in examination rooms. Not only for middle school or university entrance exams, such as postgraduate exams, civil service exams and various qualification certificate exams, cell phone signal blocking devices are also required to prevent candidates from contacting the outside world through wireless signals. Now the mobile phone signal jammer is a…

Mobile phone signal jammers have become standard equipment in examination rooms. Not only for high school and college entrance examinations, but also for postgraduate examinations, civil service examinations and various qualification certificate examinations, mobile phone signal jammers are needed to prevent candidates from contacting the outside world through wireless signals. In the examination room where cell…

The function of cell phone signal jammer is to block signals. It is used in many occasions. The most common use occasion we come into contact with is in the examination room. Nowadays, information spreads very fast. With a mobile device, all kinds of information can be spread to every corner in an instant. For some occasions where information cannot be spread, mobile phone signal jammers are very…

Cell phone signal blockers are mainly used in various examination rooms, schools, gas stations, churches, courts, libraries, conference centers (rooms), theaters, hospitals, governments, finance, prisons, public security, military areas and other places where the use of mobile phones is prohibited. It is understood that the mobile phone signal jammers currently on the market can limit mobile phone…

Compare how a cell phone signal booster works to an antenna: The booster receives the cell signal from a base station and sends it to the cell network. You can forget about issues like limited range, dropped calls, and slow data rates when you have a cell phone signal booster. Therefore, a cell phone signal booster is your personal supply of high-quality cellular network.

Cell phone signal booster will help your cell phone work at a high level. This device improves the reception of…

Common cell phone signal jammers on the market have operating frequencies: 869~894MHz; 825~960MHz; 1805~1880MHz and 1900~1990MHz, etc. The applicable frequency bands are CDMA800, GSM900, DCS1800, and PCS1900. It can control a range of about 40 meters in diameter, using a DC-DC converter input voltage and 5V output voltage.

Before purchasing a jammer, there are several important factors that…

Every year during the college entrance examination, the school will have network problems, such as mobile phone disconnections and slow Internet speed, because the school has turned on the cell phone jammer. If we think of cell phones as handheld two-way radios, radios are subject to interference, and cell phones are no exception. Like any radio, cell phone signals are subject to interference.

In…

As we all know, full-band jammers, with their advantages of high efficiency, stability, reliable quality, and strong interference, play an important role in various places that require signal shielding, such as examination rooms, party and government agencies, large enterprises, etc. Now many families are trying to So that children can concentrate on learning, they will also choose a full-band jammer with better performance. So how to choose a full-band jammer?

1. According to signal…

Many customers have called and said that I need a cell phone signal jammer that can block signals with a radius of 50 meters, an interval of 500 meters, and a radius of one kilometer, and it needs to be blocked by China Mobile, China Unicom and China Telecom.

Is there a problem with the customer's request? No problem, and specific interval requirements are given, but can it be completed? The…

Shop around to select products and conduct extensive research to learn more about:

1. Investigate product quality, technical means, brand, etc.;

2. Through Internet search, initially understand and communicate with technical personnel, and listen to technical instructions;

Prison demonstration to see the effect:

Select a few and go to the site to test and demonstrate the shielding effect;

The third part examines the actual effects of the case.

After…

Wi-Fi has revolutionized the way we connect and communicate, but with its widespread adoption comes a concerning trend: the rise of WiFi blockers. This article explores the implications and concerns surrounding the increasing use of Wi-Fi blockers, shedding light on the potential consequences for individuals, businesses, and society as a whole.

1. Understanding Wi-Fi Blockers:
   
   This section…

A portable signal jammer is a device that can block radio signals, which can effectively prevent the transmission and reception of radio signals. This kind of device is usually used to protect personal privacy and prevent information leakage, so it has been widely used in some specific fields.

Why use a portable signal jammer? What does it do? In what fields is it used?

The main function of the portable signal jammer…

Effectively signal jammers various walkie-talkie signals, blocks (interferes with) the communication between the walkie-talkie and the receiver, and prevents various wireless stealth headsets (including anti-shielding and anti-detection headsets) grafted to the walkie-talkie system from working properly (strong noise or no sound) )

It only blocks the intercom signal and does not affect the normal operation of other electronic…

With the popularity of mobile phones, the demand for mobile phone signal blocking in various conferences, exams, etc. has also increased significantly. Therefore, cell phone signal jammers naturally have a wide market. However, the vast majority of customers lack sufficient understanding of mobile phone signal jammers, and often choose high-power jammers one-sidedly for the sake of good results, causing…

1. Krabbelmatte aus EPE-Material

EPE (Expandable Polyethylene, expandierbares Polyethylen), auch Perlbaumwolle genannt, ist ein ungiftiges, geruchloses und umweltfreundliches Material, das aus unzähligen unabhängigen Blasen besteht, die durch physikalisches Aufschäumen von Polyethylenfett niedriger Dichte entstehen. Die Oberfläche der Krabbelmatte besteht aus Dieses Material ist wasserdicht und kann durch Biegen auch äußere Aufprallkräfte absorbieren und verteilen, um eine…

In what kind of environment can cell phone signal jammers be installed to achieve better results? Why do sometimes installed signal jammers not work, or have poor results? In fact, this boils down to the surrounding environment where you use the signal jammer. In terms of installation technology, the following factors must be considered when using signal jammers:

The comprehensive factors for…

The cell phone signal jammer is a new type of information security product that uses specific electromagnetic signals to form a shielding network so that mobile phones cannot receive data from the base station in places that need protection, nor can they connect to the base station. Please note the following four points about signal shielding:

What should I do before installing a cell phone…

There are all kinds of cell phone jammer and all kinds of machines on the market. Prices are also unstable. Maybe you've bought a cheap machine on a platform, but it actually didn't work. When buying mobile phone signal shielding, you can't care about the price, because buyers are useful. Otherwise, even if a useless machine is cheap, consumers will have no actual effect. When choosing mobile phone…

The cell phone signal jammer sends the signal to the same frequency device. If the shielding device is turned on, when the mobile phone signal is disabled, the interference part will be successful. Nowadays, there are more and more mobile phone users, so mobile phone signal jammers are more civilian than electronic devices. It is prohibited to use mobile phone signals to interfere with specific…