In the early 2000s, Phone Jammers were used in many counterterrorism efforts, and law enforcement agencies also used them to block communication between criminals. Of course, it is also necessary for ordinary people to use them.The average adult user of a mobile phone makes and receives about five calls per day. This means that a lot of people get harassing phone calls from strangers. Cell phone users may want to block annoying calls. People in places such as libraries, theaters, schools, hospitals, conferences or government offices can also benefit from cell phone jammers.

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To prevent GPS monitoring of you, your phone, or your vehicle, GPS signal blockers stop tracking signals. Using a jammer can protect your privacy while helping you avoid unauthorized surveillance. GPS jammers prevent satellites from tracking the location of your car and protecting your location information to some extent. There are various gps jammer on the market today. Of these types, Mini Portable products are the most popular because they are more portable and more hidden, and if you sometimes want to keep someone a secret and get away from the satellites that follow your car, Portable may be the best choice.

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Cellular interference refers to the scanning of low frequencies at a certain speed during the operation of the channel going to the high end. This scanning speed will ensure that the mobile phone receives SMS signals, scrambled interference appears, the mobile phone cannot detect the normal data sent by the base station, naturally unable to establish a connection with the base station. Once the wifi jammers have started working, the mobile phone will appear to search for the network, no signal, no service system and other phenomena.

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