Professional Technology Blog At Perfectjammer

In today’s highly developed communication technology, people can see electronic devices everywhere when they go out. These intelligent and humanized products make our life, study and work more convenient. However, where electronics are not needed or rejected, I think electronics are out of date and in trouble. For example, in a quiet hospital, the phone […]

Mobile phones have now become a part of our lives, and it helps a lot in our lives. But unbeknownst to most of us, cell phone signal jammer can help us a lot too. A mobile phone can help us do a lot of work because it has so many functions. Not just calling in or out, […]

Hello, this is our new product, cell phone signal jammer GSM 3G 4G GPS WIFI. Cell phone jammers save us trouble, GPS saves us money. How about it? “Or” what? As you already know, we have cell phone noise problems in many places, in public places. We should find a way to get rid of cell phone […]

We have CDMA DCS PCS GSM 3G 4G cell phone signal jammer. These portable cell phone jammers are relatively small and easy to use. Once activated, it disables all phones, wireless LAN and WiFi within a 20 meter radius. The frequency range covered by cell phone jammers is CDMA/GSM(850-960MHz), DCS/PCS(1805-1880MHz), 3G(2110-2170MHz), GPS(1570-1610MHz), WiFi(2400-2485MHz), LOJACK(168 -178MHZ), 4GLTE […]

Portable Mobile Transmitter cell phone signal jammer Check the main unit power switch, make sure the power switch is in the off position, insert the output plug of the power transformer into the left side of the main unit power socket, and then switch the power supply. Built-in Antenna Portable Test Room Phone Signal Shielding Device/Device Full […]

When we’re discussing a very important business contract, or even when we’re talking about company secrets, maybe someone wants to listen… To get us out of danger and live a safer life, we’ve developed cell phone signal jammer. Once you turn it on, you never have to worry about listening more and more. Of course, there […]

There are various cell phone spying devices in our life, more and more people are used to spying on us, so we need a cell phone signal jammer. In some cases, this electronic espionage device can put us at risk. Among them, the most dangerous equipment is the cordless telephone equipment. They are installed in various […]

Smartphones are also beneficial to our lives in many ways. But there are many problems. Walking/driving while operating a smartphone is very dangerous. Operate your smartphone while walking. I heard about the traffic accident. cause serious traffic accidents. There are many dangers, such as falling and being injured in unexpected places. When using a smartphone, […]

To use your phone safely, there are cell phone signal jammer that disable radio waves as a solution to this problem. When you are using your smartphone to do something, if you get a call on the way, it will be interrupted. It is convenient to be able to do all kinds of things. There are many […]

Wireless Internet has become popular in recent years. Radio signals are often used. I can’t imagine life without WiFi and internet. You can also simply share information. As useful as it is, it can violate privacy rights. To solve these problems, there is a way to block radio signals. One way is to develop wifi jammer devices. […]

I have seen information on the internet about WiFi interfering devices. Jam the 2.4GHz frequency with this cell phone signal jammer. You can control information leakage and make it more secure. Used for events where security and confidentiality are important. It works by sending radio signals that interfere with communications. This is considered the best wifi […]

Some devices are designed to prevent phone use in certain areas. Use the same range to block phone signals. It has various functions. A deactivated device is very necessary if you want to handle sensitive data and protect your personal information. Many customers have many problems when buying this product. In particular, there are many […]

What’s the most important thing when buying a cell phone signal jammer? Product specifications and features are important. Many customers consider product performance and other factors. Upon receipt of the item, you will receive an instruction manual. As you read the description, you’ll notice key specs like frequency, working radius, battery, and warranty. Many manufacturers specify […]

We use cell phone jammers to help solve the problem. With the development of technology, many products have been invented. Create a peaceful environment and ensure safety. widely used by people. We need a cell phone signal jammer that a lot of people can take with them when they’re out and about. Popular for convenience. It has […]

You’ll find portable cell phone jammers for the perfect conditions, whether it’s a test site, church, or wherever a quiet place is needed. Students get their attention in class. Improve efficiency. A student is playing with a cell phone. This is a very serious situation. cell phone signal jammer try to help you achieve your goals. In […]

What are radio waves? Many people don’t understand. Radio waves are electromagnetic waves, waves of electrical energy that travel through space. Radio waves of various frequencies are used everywhere we live. Cell phones can receive signals via radio waves. The radio wave frequencies used in telephones have several deterrents. Features are also different. It is […]

Smart phones that can access the Internet are connected to mobile phone base stations (base stations) through radio waves, and transmit voice, text, images, etc. to each other through communication lines. We support convenient living. Communication is possible within a radius of several kilometers. It is a wifi jammer that emits radio waves essential for […]

On July 8, a resident of Shanting District called us and said that because the community is close to the No. 18 Middle School in Zaozhuang City, the school used a mobile cell phone signal jammer during various exams some time ago, which caused the phone signal at home to be ineffective. In addition to stability, it […]

In October 2006, the province’s self-study examination will be held in the next two days, with more than 70,000 candidates participating. This self-examination will enable mobile cell phone signal jammer for the first time to prevent candidates from cheating using modern communication tools. The Provincial Self-Examination Office held a press conference yesterday specifically on the self-study exam. […]

After handing in the papers and leaving the test room, candidates cannot use their mobile phones in the lounge of the test center. This year’s college entrance examination, the Wuhan Municipal Admissions Office spent 40,000 yuan to set up a mobile cell phone signal jammer in each test center candidate’s lounge to prevent cheating. “It is the […]

Schools that are only “separated by a wall” from the community often hold various exams on weekends, while the surrounding communities have “no signal at all”. “Can the school reduce the scope of mobile cell phone signal jammer , so as not to affect our living needs?” Recently, some readers have reflected their “special troubles”. “This year, […]

With the development of science and technology, illegal recording methods have become more and more diverse, and illegal recording equipment has become more and more diverse, which makes it hard to prevent. When you meet someone and the content of the conversation is known, it means that you have been illegally recorded. When your business […]

The husband always answered the phone and went out drinking, so the wife bought a mobile cell phone signal jammer to make the husband’s mobile phone “dumb”. Unexpectedly, this move made the husband angry. Yesterday, Ms. Huang, who lives in Mazhuang Street, told reporters that her husband wanted to divorce her because of a mobile phone jammer. […]

In order to prevent employees from playing with mobile phones during work, the company has ingeniously activated mobile cell phone signal jammer , which resulted in complaints from surrounding residents. A few days ago, the radio management department of Qingyuan City came to the door in time to eliminate the signal interference, and criticized and educated the […]

The National College English CET-4 and CET-6 are held. However, an empty post titled “Answer of CET 4 and CET 6 has appeared on the Internet” published before the test by “Exam Encyclopedia” caused a thousand waves. Although the Ministry of Education has stated that it has not found any fraudulent incidents, it still makes […]

When you go to the cinema to watch a movie, are you often affected by those mobile phone ringtones that suddenly rang through the audience? An official from the Guangdong Film Company said yesterday afternoon that cinemas in Guangzhou will learn from the practice of their Hong Kong counterparts and consider installing mobile cell phone signal […]

Nowadays, more and more students have smart phones. In order to prevent students from using mobile phones in school to affect their learning, especially after going to bed late and turning off the lights, Xin’anjiang Middle School has recently installed several mobile cell phone signal jammer. This move caused objections from some students. On November 8, […]

The school has another exam. ​This time I changed to a more advanced cell phone jammer. Nowadays, in school education​, mobile cell phone signal jammer are all the rage, so what has our education done? Tao Xingzhi said: “Teach thousands of ways to teach, teach others to learn the truth; to learn thousands of things to learn, […]

With the increasing popularity of mobile phones, the number of mobile phone users in China has exceeded 900 million a few years ago. The smart functions of mobile phones are now expanding. In addition to basic call and text messaging functions, they also have digital cameras, video cameras, voice recorders, More application functions such as […]

There is a kind of bad signal, which is called the college entrance examination two days. As a heavy mobile phone user, the battery and signal of the mobile phone are the life channel. If the battery is below 50% or the signal is not satisfactory, you will feel unhappy and insecure. For such heavy […]

The call between the mobile phone and the mobile phone is forwarded through the base station. The mobile phone’s ability to make and receive calls mainly depends on the support of the communication base station. After the mobile phone is turned on, it will actively connect to the communication base station closest to him, and […]

Signal reconnaissance and location, take the initiative to lock the source, if things are said to be perfect now. Is that right? Even if it covers 2G, 3G and 4G, as well as Bluetooth and WiFi, it also shields bone conduction and invisible headphones. However, there are still newcomers who want to be able to […]

When the mobile phone communicates with the base station, the mobile cell phone signal jammer is like a troublemaker, deliberately making noise around you. The noise signal is so large that the mobile phone can’t understand what the base station is saying, and the base station can’t hear what the mobile phone is saying. In fact, this […]

In recent years, with the rapid development of mobile phones, it is not uncommon for students to use mobile phones to affect their lives and studies. Many teachers who inspect the dormitory at night say that they often find some students use their mobile phones to go online in the bed, some even in the […]

The Ministry of Education of the People’s Republic of China issued a report on cheating in the college entrance examination. The content of the report was that an examinee in Hubei province took the exam questions with his mobile phone and uploaded it to Xiaoyuansou for answers, and was reported by Xiaoyuansou. After verification, the […]

The working principle of mobile communication is that within a certain frequency range, the mobile phone jammer and the base station communicate through radio waves, and complete the transmission of data and sound with a certain baud rate and modulation method. When the mobile phone communicates, it communicates with the base station through the uplink […]

The heat dissipation problem has always been the shortcoming of mobile phone jammers. Compared with the mobile cell phone signal jammer produced by other companies, the upgraded version of MDPB-5E (6 channels) continues all the advantages of MDPB-5E, metal body and increased heat sink , Both ensure the heat dissipation performance of the machine, so that the […]