• Why is there no cell phone signal in the restaurant
    This happens all the time, every time when I go to a restaurant for dinner, I will find my cell phone signal is lost.But as soon as I get out of the hotel, the signal comes back on.What exactl...
    2 comments Most recent by PerfectjammerSeptember 2019
  • The U.S. navy faces GPS jamming
    The U.S. navy recently faced a major problem, blocking Iranian sea traffic with GPS signals that caused the entire fleet to lose direction. Due to the over-reliance on GPS, once the GPS l...
    2 comments Most recent by PerfectjammerAugust 2019
  • Is cell phone signal necessary in school
    Nowadays, cell phones are very popular all over the world, so more and more students start to use cell phones. Although mobile phone can let students get more knowledge, children are easy to g...
    2 comments Most recent by PerfectjammerAugust 2019
  • How do U.S. citizens feel about signal interference
    According to incomplete statistics, most American citizens are understandable about the phenomenon of signal interference. Because they think somewhere needs to be quiet. Not eve...
    2 comments Most recent by PerfectjammerAugust 2019
  • The us military's latest warplanes are to be fitted with new jamming weapons
    It is reported that the latest generation of us warplanes will be equipped with the latest jamming weapons to counter Russian jamming weapons.Now, the air force's top brass say they have great...
    2 comments Most recent by PerfectjammerAugust 2019
  • Chinese prisons block cell phone signals
    Chinese police have reportedly begun installing cell-phone jamming devices around prisons in an effort to prevent re-offending. Is that true?
    2 comments Most recent by PerfectjammerAugust 2019
  • Israeli warplanes have been GPS jamming by Russia
    Russia, which inherited the research achievements of the Soviet era, has unique advantages in electronic signals. For example, Russia ranks first in the world in terms of electromagnetic signa...
    2 comments Most recent by PerfectjammerAugust 2019
  • GPS signals jamming weapons create problems on the battlefield in Syria
    GPS jamming weapons have become America's biggest obstacle on the battlefield in Syria.Many of America's advanced drones have been affected by GPS jamming, and some of its most advanced stealt...
    2 comments Most recent by PerfectjammerAugust 2019
  • GPS is becoming America's Achilles heel
    The United States, though, has developed the global positioning system, or GPS, as the most powerful aid to military precision strikes. But with the development of technology, more and more co...
    2 comments Most recent by PerfectjammerAugust 2019
  • Mobile phone jammer is increasingly used in qualification exams
    More and more qualification tests are now starting to block cell phone signals. Even high school exams now use them. So is this device really effective in preventing cheating?
    2 comments Most recent by PerfectjammerAugust 2019
  • The role of GPS jamming in electronic warfare
    I know GPS is great for war, for precision strikes. But what about GPS jamming? Why does Russia now put this technology at the heart of its strategy?
    2 comments Most recent by PerfectjammerAugust 2019
  • Signal jamming weapons in the future battlefield
    Both the United States and Russia are reportedly working hard to develop signal-jamming weapons in an effort to gain an edge in electronic warfare. So what's the use of these jamming devices?<...
    2 comments Most recent by PerfectjammerAugust 2019
  • 5G phones went on sale in China in September
    Hello, everyone. I have a 4G signal jammer, and it works very well all the time.But recently I heard that 5G mobile phones are going to be available in China. I'm worried that my jamming devic...
    2 comments Most recent by PerfectjammerAugust 2019
  • Can cell phone signals be blocked without special equipment
    Hello, everyone
    Recently my cell phone has lost its signal for no apparent reason.It often happens after i...
    2 comments Most recent by PerfectjammerJuly 2019
  • Can I interfere with data traffic service rather than call function indoors?
    Can block only the network functions in the room and not the calls? I mean I want to block the use of skype, facebook and other social software on smartphones and tablets. But we...
    1 comment Started by DaisyEdenJuly 2019
  • Is there combined GSM 3G 4G jammer?
    Hello, everyone. I have a complicated situation here, which involves jamming several signals simultaneously.Is there a jamming device for sale?
    2 comments Most recent by PerfectjammerJuly 2019
  • Is it possible to jam GSM/GPS tracking device, without jamming mobile phones?
    I need to block a GPS tracker installed in my car, but the problem is that I need my mobile phone working. Can just block the GPS signal without interfering with the normal use of the phone
    2 comments Most recent by PerfectjammerJuly 2019
  • How to stop spy drones?
    Hi, I'm very concerned about drone spying.Could this device be used to spy on the general population? Could I also be monitored? I heard that there are already self-driving drone...
    2 comments Most recent by PerfectjammerJuly 2019
  • How to protect yourself from government drones?
    I read about us drones spying on civilians.I wonder if there's a way to avoid tracking or ban it? I don't do anything illegal, I just want to be safe and not under the constant surveillan...
    2 comments Most recent by PerfectjammerJuly 2019
  • Can a hacker break into my mobile bank through a smartphone?
    Hello, guys
    I often use mobile banking for payment. Recently, I read a news that this payment method may h...
    2 comments Most recent by PerfectjammerJuly 2019
  • Can block access to social networks in the office?
    Hello, every one
    I have tried to limit the access to these social networking sites on the computer, but my...
    2 comments Most recent by PerfectjammerJuly 2019
  • Whether can the police without permission to monitor cell phone?
    Hi, guys
    I know that the police must be authorized to for personal GPS tracking. Then l...
    2 comments Most recent by PerfectjammerJuly 2019
  • Can I stop be tracked?
    Hi, brothers! 
    I've found some spy cameras in my house via spy camera findin...
    2 comments Most recent by PerfectjammerJuly 2019
  • Is it possible to track me, while use GPS jammer?
    I have a question of that sort. A couple of days ago I've found a GPS tracker under my car. If I use the GPS jamming equipment, then I will be tracked?
    2 comments Most recent by PerfectjammerJuly 2019
  • How to protect my smartphone form spying?
    Recently, I found my smart phone seems to be spy tools to monitor. How do I in does not affect my other equipment under the condition of normal operation to stop this espion...
    2 comments Most recent by PerfectjammerJuly 2019
  • Can 4G jammers prevent cheating after 5G phones come out
    With the arrival of 5G, our life seems to have changed a lot. Our school is now facing such a problem. We need to purchase a batch of jammers to prevent students from c...
    2 comments Most recent by PerfectjammerMay 2019
  • Can I use the jammer in the meeting room
    Hello, everyone
    Our company is a high-tech company. Competitors often eavesdrop on our ...
    2 comments Most recent by PerfectjammerMay 2019
  • Whether the mobile phone jammer can prevent eavesdropping
    Hello, everyone
    I heard that cell phone jammers can prevent meetings from being bugged. Is that true?
    2 comments Most recent by PerfectjammerMay 2019
  • Cell phone jammers can replace Faraday cages?
    Hello, everyone
    Our school planned to build a large Faraday cage, but it was very expensive. I've see...
    2 comments Most recent by PerfectjammerMay 2019
  • What is the range of cell phone jammers
    Hello
    I learned about the device online. I'd like to know what the maximum range ...
    2 comments Most recent by PerfectjammerMay 2019
  • How can you ban children using a mobile phone
    Hello, every one
    My child likes playing with his mobile phone very much. He often watches hi...
    2 comments Most recent by PerfectjammerMay 2019
  • What kind of cell phone jammer is the most popular
    Hello, every one.
    I want to buy a cell phone jammer, but I don't how to choice. What's jammer is the most popular in 2019 US?
    2 comments Most recent by PerfectjammerMay 2019
  • Can GPS jammers be used to protect government officials
    I'm a government official. I wonder if GPS jamming devices can protect officials from being tracked?  You know, there will always be journalists who do illegal things
    2 comments Most recent by PerfectjammerMay 2019
  • How can drone smuggling be stopped
    I'm a prison worker. More recently, prisoners have been using drones to smuggle their way over the walls. Is there a good way to stop them?
    2 comments Most recent by PerfectjammerMay 2019
  • Can schools jam cell phone signals

    Can schools now disable cell phone signals at will? My middle school has started installing a device called a cell phone jammer. Does the school have the r...

    2 comments Most recent by PerfectjammerMay 2019
  • Can US prisons legally use jammers
    I heard that some prisons have started to use this kind of equipment to supervise prisoners. Is it true? If so, where can they be bought?
    2 comments Most recent by PerfectjammerMay 2019
  • Why are more and more schools using cell phone jammers
    Our school seems to have installed such equipment recently. Why do schools need such equipment? What is the point of the device other than making it impossible for us to use cell phone properl...
    2 comments Most recent by PerfectjammerMay 2019
  • Why are signal jammers becoming more popular
    Hey, guys! Recently a device called a signal jammer has become more and more popular. Why?
    2 comments Most recent by NoraBrownMay 2019
  • When will 5G jammers appear?
    Hello, everyone! It is said that huawei will release the first 5G mobile phone this year. Will there be 5G jammer soon? I just bought a 4G jammer. I wonder, after 5G comes out, will my jammer ...
    2 comments Most recent by PerfectjammerMay 2019
  • GPS tracking? Exist? How to avoid it?
    I've heard that GPS tracking events have happened quite frequently recently. Does this phenomenon really exist? How to avoid it?
    2 comments Most recent by PerfectjammerMarch 2019
  • How to avoid the risks posed by drones?
    As we all know, drones bring a lot of harm now. So how can we avoid these risks and harms?
    2 comments Most recent by PerfectjammerMarch 2019
  • What signal can the mobile phone signal jammer interfere with at present?
    Hey, guys
    Now mobile phone signal jammer development at what stage, can interfere with what kind of signal?
    2 comments Most recent by PerfectjammerMarch 2019
  • How do you get the drone back?
    Hey, I wonder how to get someone else's drone back?
    2 comments Most recent by PerfectjammerMarch 2019
  • What is the maximum range of a drone jammer?
    Hi, I am very interested in the drone jammer. I want to know the maximum jamming distance
    2 comments Most recent by PerfectjammerMarch 2019
  • Signal jamming? Does it already exist?
    Hi, everyone!
    I'm a student at the Seattle business school, and I've noticed that I don't get any cell pho...
    2 comments Most recent by PerfectjammerMarch 2019
  • Is there a handheld drone jammer?
    For example, I wonder if there is a portable drone jammer?
    2 comments Most recent by PerfectjammerMarch 2019
  • Signal Jammer? Why we use it?
    Hi, brothers
    I want to know what a signal jammer is and why do we need it?
    2 comments Most recent by PerfectjammerMarch 2019
  • Why we need a portable jammer?
    I heard there are portable jammers and desktop jammers. Why do people tend to buy portable?
    2 comments Most recent by PerfectjammerDecember 2018
  • Can I buy a mobile phone jammer for car?
    I have a bad habit. I always like to see a cell phone while driving. I know this is very dangerous, but always can't help to do it. Therefore, I want to know if there is a cell ...
    2 comments Most recent by PerfectjammerNovember 2018
  • Can Canada use 4G mobile phone signal jammers?
    Hello, everyone.
    I am a restaurant owner that living in Ottawa. I hope my customers can more concentr...
    2 comments Most recent by PerfectjammerNovember 2018
  • How to buy WiFi and cell phone signal jammers?
    I am a school leaders. Thanks to the popularity of smart devices, more and more people are using them to break school rules. Such as using cell phone in class to watch video ...
    2 comments Most recent by PerfectjammerSeptember 2018
  • Whether GPS jammers can anti-tracking
    I am a Japanese society research scholars. I found that every year, Japan has more than 3000 women were missing. They have a common characteristic, had been people use GPS tracking. Therefore,...
    2 comments Most recent by PerfectjammerSeptember 2018
  • Now there are 5G jammers?
    With the popularization of 5G signals, more and more countries and cities began to use this new cell phone signal. So, keep quiet for a certain purpose, whether to have the corresponding ...
    2 comments Most recent by PerfectjammerSeptember 2018
  • Can GPS jammers be used for security?
    It is said that such device can be used in the security field. Politicians in many countries seem to be using similar devices. Mr. Putin has used such equipment in the kremlin. So I was wonder...
    2 comments Most recent by PerfectjammerAugust 2018
  • How to protect privacy?
    Recently, with the popularity of smart phones, more and more people use such devices. This device brings us a lot of convenience, but it also gives away our privacy. Many mobile apps now come ...
    2 comments Most recent by PerfectjammerAugust 2018
  • GPS jamming devices can affect drones?
    The drone attacks that were reported earlier have caused panic in many countries. Therefore, people pay more and more attention to protecting their own safety. How to jamming these drones has ...
    2 comments Most recent by PerfectjammerAugust 2018
  • Does WiFi radiation cause brain disease?
    I'm an IT worker. I have been living in WiFi radiation for a long time. Recently I found myself with headaches and nausea. My colleagues suffer from the same symptoms.So I wonder if the sympto...
    2 comments Most recent by PerfectjammerAugust 2018
  • How to prevent women from being tracked by GPS?
    Hello, everyone!
    I want get some hlep here. GPS tracking has been rampant for the past two years. You can easily buy a GPS tracking device. Currently, GPS tracking devices are the direct cause of more than 3,000 women being sexually abused each year. E...
    2 comments Most recent by PerfectjammerAugust 2018
  • Can use a electronic jamming device in classroom?
    Nowadays more and more students use all kinds of electronic devices. Many students are attracted by these devices. Students become unable to concentrate on their lessons. So, ca...
    2 comments Most recent by PerfectjammerJuly 2018
  • How to get a anti-wifi jammers?
    It is estimated that many people have seen recent reports about the impact of WiFi on human health. I believe it. So I took down my WiFi at home. But I'm still worried about the...
    2 comments Most recent by PerfectjammerJuly 2018
  • Where can buy high power selective cell phone jammer?
    I want to buy a selectivemobile jamming device. But I searched a lot of online stores and found no similar products. Can anyone tell me where I can buy this kind of device?
    2 comments Most recent by PerfectjammerJuly 2018
  • Are cell phone jammers legal in the workplace
    I want to know whether it is legal to use mobile jamming devices in the office area? Our office area needs to ban cell phone signals and prevent employees from being distracted
    2 comments Most recent by PerfectjammerJune 2018
  • What is a wifi jammer used for
    I've heard about this kind of product on the Internet. But I don't know what's the use of this product
    2 comments Most recent by PerfectjammerJune 2018
  • How far does the range of drone jamming device
    I learned about drone jamming device through a technology exhibition. I only know that such devices can jamming drones, but I don't know how far
    2 comments Most recent by PerfectjammerJune 2018
  • How to block cell phone signals in public places
    I've met people who talk on the phone loudly in public more than once. Sometimes you have to listen to someone tell you the menu for dinner for half an hour. I can't st...
    2 comments Most recent by PerfectjammerJune 2018
  • How to block wireless signals in large stores
    I've heard that a lot of hackers have recently set up fake WIFI in large stores to steal other people's information. This makes me very worried about the security of my smar...
    2 comments Most recent by PerfectjammerJune 2018
  • How to jam mobile phone signals in school
    With more and more applications of mobile phones, more and more people pay attention to mobile phones. As a result, many students are still paying attention to their mobile ...
    2 comments Most recent by PerfectjammerJune 2018
  • Does long use of cell phones affect intelligence
    According to statistics, students who use mobile phones for a long time have lower attention and intelligence than their peers. As a education worker, I felt it was necessar...
    2 comments Most recent by PerfectjammerJune 2018
  • Are cell phone signal harmful to the brain
    I recently read a report that receiving cell phone signals for a long time is harmful to the brain. This message really freaked me out. If the news is true, how can I protect myself?...
    2 comments Most recent by PerfectjammerJune 2018
  • How to ban cell phone signal in court
    It has to be said that the court is a place that needs to be kept quiet. But with the popularity of mobile phones, cell phone ringtones are now always heard during court ses...
    2 comments Most recent by PerfectjammerJune 2018
  • What can jam mobile phone signal
    I wonder if there is any device that can block cell phone signal? Although cell phones are a great invention. But I can't stand my neighbors talking loudly on the phone...
    2 comments Most recent by PerfectjammerJune 2018
  • Where can buy military GPS jamming device
    I want to know that I can buy military GPS jamming equipment now? Where can I buy it?
    2 comments Most recent by PerfectjammerJune 2018
  • How to stop using cell phones in theater
    If you're watching a play in a theater, How do you feel when suddenly the cellphone screen of the audience around you lights up? As a theater worker, I have received ...
    2 comments Most recent by PerfectjammerJune 2018
  • How to jam a drone
    As more and more illegal drones appear, the security of the city is seriously threatened. As an airport worker, we often encounter aircraft landing and delays caused by drones. So I ...
    2 comments Most recent by PerfectjammerJune 2018
  • How to protect bank network security
    Because many customers at the bank now prefer to connect to free WIFI to pass the time of waiting. So this gives hackers a chance. I heard hackers can set up a free fake WIFI. O...
    2 comments Most recent by PerfectjammerJune 2018
  • Where can buy large range mobile jamming devices
    Hey, guys. Recently, our school will invite a famous person to give a speech. But I'm worried about students using mobile phones during their presentations. So I w...
    2 comments Most recent by PerfectjammerJune 2018
  • How to avoid important people being tracked
    I'm a security guard. Recently our company has taken on an order to protect an important person. In the United States, however, it is easy to set up a GPS tracker. ...
    2 comments Most recent by PerfectjammerJune 2018
  • How to avoid eavesdropping on confidential meetings
    Hey, guys. Our company is going to organize a big meeting recently, during which there will be many small secret meetings. What needs to be done to prevent eavesdroppin...
    2 comments Most recent by PerfectjammerJune 2018
  • Conference rooms should block WIFI signals
    Almost every commercial office in the United States now has WIFI, which was supposed to be very convenient. However, many people connect to WIFI in the conference room. ...
    2 comments Most recent by PerfectjammerJune 2018
  • How to avoid being affected by nearby WIFI
    Hey, guys. I recently discovered a strange phenomenon. When I turn on my PS4 at night, I always find that I can't connect to my own WIFI router. I checked with the repairman and...
    2 comments Most recent by PerfectjammerJune 2018
  • How to avoid unsecured WIFI access
    Now in a big shopping mall or restaurant, you will always see some free WIFI. I was always connected. But recently, when I heard that this might be a hacker's trap, I b...
    2 comments Most recent by PerfectjammerJune 2018
  • Can use a car anti tracking gps blocker
    As far as I know, the United States currently has the highest crime rate of using GPS. GPS trackers are easily available on the market. Therefore, I would like to know ...
    2 comments Most recent by PerfectjammerJune 2018
  • Is it necessary to block campus WIFI
    Since the school is covered by WIFI, students always link to WIFI to browse various information. Although you can learn a lot on the Internet, it is no substitute for normal...
    2 comments Most recent by PerfectjammerJune 2018
  • Should hospitals block WIFI and cell phone signals
    As a doctor, I often hear loud calls outside the ward these days. This has seriously affected my work. I even heard loud phone calls outside the operating room. In...
    2 comments Most recent by PerfectjammerJune 2018
  • How can both jam cell phone and wifi signal
    As a college teacher, I have to say that because the school is covered with WIFI, students no longer pay attention to class. They connect to WIFI and then watch video in cla...
    2 comments Most recent by PerfectjammerJune 2018
  • How to jam a bluetooth signal
    I heard there are now hackers who can hack into smart devices via bluetooth. So I was worried about the intrusion. So I want to know how to block bluetooth transmission...
    2 comments Most recent by PerfectjammerJune 2018
  • Can jamming devices be used at gas stations
    It is very dangerous for the gas station because there is a spark when you answer the phone. But is there nothing to stop it. So I wonder if I can use the jamming device at the gas s...
    2 comments Most recent by PerfectjammerJune 2018
  • Can jam cell phone signals in restaurants
    As a restaurant worker, I have to say that it is very impolite to answer the phone loudly during dinner. But there is no doubt that advice is useless. So I want to know...
    2 comments Most recent by PerfectjammerJune 2018
  • Can use a cell phone blocker in classroom US
    Can I use mobile phone blocker device in order to prevent students from reading mobile information during class? It's really hard to stop students from getting distracted in class<...
    2 comments Most recent by PerfectjammerJune 2018
  • Why don't use cell phone at the cinema
    As a movie buff, I can't stand it when someone answers the phone during the movie. I know that there is a kind of jamming device that can block cell phone signal. Can the cinema use ...
    2 comments Most recent by PerfectjammerJune 2018
  • How to protect home network security
    Recently, it has been heard that many hackers build fake free WIFI to hack into personal smart devices. It makes me feel very worry. Because every home now has so many smart devices,...
    2 comments Most recent by PerfectjammerJune 2018
  • How to prevent the disclosure of company secrets
    Our company is an Internet company, Many confidential documents are kept in the company computer. Recently, we have a competitor in front of us. We are worried that the...
    2 comments Most recent by PerfectjammerJune 2018
  • How to prevent hackers from intruding through wireless networks
    Hey, guys. It seems that the Internet is not safe these days. It is reported that hackers can now hack into smart devices and steal personal information through wireless networks.&nb...
    2 comments Most recent by PerfectjammerJune 2018
  • How to prevent the harm of WIFI signal to human
    I've heard that WIFI is radioactive and does great harm to people. Although I have removed my WIFI router from my home, there are other WIFI nearby. So I want to know h...
    2 comments Most recent by PerfectjammerJune 2018
  • How to block WIFI in office areas
    There is WIFI in the office area of my company. As a result, many employees connect to WIFI in the toilet and do not return to the office area for a long time. So, I wa...
    2 comments Most recent by PerfectjammerJune 2018
  • How to prevent children from using WIFI at night
    Thanks to the popularity of smart devices, almost everyone has a smartphone. Of course, our children also deserve the gift of technology. But I find that many children ...
    2 comments Most recent by PerfectjammerJune 2018
  • How to block cell phone signal in library
    I'm a librarian. With the popularization of mobile phones, more and more people have mobile phones. More and more people answer the telephone in the library. The atmosphere in t...
    2 comments Most recent by PerfectjammerJune 2018
  • Can use drone jammer in prison
    I'm a prison worker. As drones have become more sophisticated recently, many have used them to transport contraband to prisons. I know of a drone jamming device that can handle this....
    2 comments Most recent by PerfectjammerJune 2018
  • Can use a signal jammer in exam room?
    As an educator, nothing is more worrying than cheating in exams. I heard that other countries use jamming devices to prevent students from cheating in exams. Is it true? Can it be us...
    2 comments Most recent by PerfectjammerJune 2018
  • Can use a Wi-Fi jamming device school
    I am a teacher and I've seen a lot of students using WIFI to access Youtube and Facebook in class recently. I don't think it's a good phenomenon. I learned that there's a device...
    2 comments Most recent by PerfectjammerJune 2018