• How To Protect Your Privacy By Signal Blocker
    Audio recording pen can help us recording some work, learning or something of the life that can bring some convenience to us. That is the reason why it so popular in life. But wh...
    2 comments Most recent by PerfectjammerOctober 30Cell Phone
  • WiFi is threatening our digital wallets
    With the popularization of intelligent equipment, our life is full of all kinds of intelligent equipment. Our life has become more and more convenient, now, we don't need to take a wallet when...
    2 comments Most recent by PerfectjammerOctober 29WIFI/Bluetooth
  • Prolonged use of mobile phones affects intelligence
    For parents, in addition to the child's health, the child's intellectual development is also a lot of parents concern. Therefore, many parents are devoted to how to make their children develop...
    2 comments Most recent by PerfectjammerOctober 29Cell Phone
  • Smartphones are progress or decline
    As we all know, with the invention of smart phone, our life has become more and more convenient, but there are also many disadvantages. One obvious point is that people who use s...
    2 comments Most recent by PerfectjammerOctober 29Cell Phone
  • Whether WiFi and cell phone signals are harmful to human health
    Many electromagnetic waves now emit harmful radiation, but many people are not aware of the danger. For example, we often use smart phones, it can emit blue light that is harmful to our eyes, ...
    2 comments Most recent by PerfectjammerOctober 29WIFI/Bluetooth
  • Intrusion from WiFi signals into smart devices
    If you like watching science fiction movies, you may often see artificial intelligence controlling all the tools of human beings through intelligent devices, thus threatening human beings. Thi...
    2 comments Most recent by PerfectjammerOctober 29WIFI/Bluetooth
  • How can spy GPS trackers be stopped
    More than once in the movie, we saw handsome agents tracking targets through various trackers, which is amazing and makes people feel very cool! But, does anyone know, now this phenomenon has ...
    2 comments Most recent by PerfectjammerOctober 21GPS
  • Mobile phone apps secretly reveal our location
    We all know that smart phone apps have location sharing, and of course, we all have the option to turn it off, but then, that's not the case. What many people may not know is that, in addition...
    2 comments Most recent by PerfectjammerOctober 21GPS
  • Has GPS become a tool for monitoring residents
    Although, I know a lot of people don't believe that. But it is. I now find myself tracked every day. I don't know if it's the government or some organization, but I think the main reason is th...
    2 comments Most recent by PerfectjammerOctober 21GPS
  • Is GPS really safe as a strategic resource for the United States
    As we all know, the GPS system was developed by the United States for precision strikes. Although many of its functions are now intended for civilian use, it is still used by the U.S. military...
    2 comments Most recent by PerfectjammerOctober 15GPS
  • How to avoid WiFi stolen by others
    Is there any program that can crack WiFi passwords and connect to private networks? I recently found out that my home WiFi might be connected. Because recently I have found that my Internet sp...
    2 comments Most recent by PerfectjammerOctober 15WIFI/Bluetooth
  • How to avoid being tracked?
    Hello, please listen to me. Something terrible happened to me. I am a beautiful girl, I seem to have been tracked recently. Yes, whether I'm driving or walking, I can always see someone near m...
    2 comments Most recent by PerfectjammerOctober 15GPS
  • The signal in the library became very weak
    Recently, a very strange thing happened to me when I went to the school library, my mobile phone had almost no signal in the library, and I missed several calls from my friends. What's the rea...
    2 comments Most recent by PerfectjammerSeptember 2Cell Phone
  • The cell phone signal disappeared during the exam
    Recently, there is examination week in our school, it is very common thing, but one thing is different from previous years, during the examination period, if you are too close to the classroom...
    2 comments Most recent by PerfectjammerSeptember 2Cell Phone
  • Stop employees from using cell phones in the bathroom
    Recently, I noticed a very bad phenomenon in my company, that is, employees spend a lot of time in the bathroom. As far as I know, most people watch video in the bathroom or log on to facebook...
    2 comments Most recent by PerfectjammerSeptember 2Cell Phone
  • Can use a mobile phone for a long time really myopic
    My child likes using mobile phone very much. He will chat with his mobile phone and watch video all day long. He hardly ever sees him put down his mobile phone. So I wonder if this will make h...
    2 comments Most recent by PerfectjammerSeptember 2Cell Phone
  • Whether school WiFi will harm health
    The whole area of our school is covered with WiFi signal, I have to say it is really convenient, but recently I read reports that WiFi is harmful to people, especially minors. I think this may...
    2 comments Most recent by PerfectjammerSeptember 2WIFI/Bluetooth
  • I want to ban students from using mobile phones in class
    I am a new teacher, because I have little experience, so the students do not fear me at all. There are always a lot of students in my class who use their phones, oh yeah, maybe they are using ...
    2 comments Most recent by PerfectjammerSeptember 2Cell Phone
  • Cell phone reception in the church was very weak
    During a recent prayer service in church, I found that my cell phone reception was so weak that I could barely receive calls or messages.Nothing like this had happened before, but since the ph...
    2 comments Most recent by PerfectjammerSeptember 2Cell Phone
  • Missing cell phone signal on the train
    I have to say this is a very strange thing. Several times recently I've been on a train to Devon and lost my mobile phone signal for no apparent reason.What is the cause of my complete inability to answer phone calls and receive any messages on the train? ...
    2 comments Most recent by PerfectjammerSeptember 2Cell Phone
  • Can signal interference be kept in the office
    Recently, I bought a phone jammer online and put it in our office area.The results were good. There were significantly fewer slacking behaviors at work. But recently I heard that this kind of ...
    2 comments Most recent by PerfectjammerSeptember 2Cell Phone
  • 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 2Cell Phone
  • 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 29GPS
  • 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 29Cell Phone
  • 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 29Cell Phone
  • 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 29GPS
  • 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 29Cell Phone
  • 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 29GPS
  • 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 29GPS
  • 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 29GPS

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