We used to be students in the school. We know that the school has a box similar in size to a speaker. This is what we call a mobile phone jammer. Why do schools install cell phone jammers? The answer is obvious: cell phone signal jammers can block cell phone signals and prevent cell phone use. The installation of mobile phone jammers in schools is mainly due to the increase in the number of students using mobile phones. Almost every student has a smart phone. They cannot control the use of mobile phones well. They are not very good whether it is during class time or during class breaks. A good cellular phone must put energy into the use of the mobile phone. What do they use mobile phones for? Many teachers find that students mainly use mobile phones to play the most popular games today. Games have become an important part of their lives. Many of the topics they talk about in their daily lives are related to games, and they spend a lot of time talking.

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The 5g signal uses mobile phones, which is an important electronic device for us to carry mobile phones. 5g will bring great benefits to mobile phones. People's requirements for using mobile phones to access the Internet will become faster and faster. Now we usually use our 4 g signal, among which the signal using 3 g or GSM network is weak. For these networks, compared with 5 g, there is a huge difference in speed and security. The main reason is that mobile phones have brought too much trouble to people's lives. The problem of telephone harassment is serious noise. Therefore, it is necessary to solve these problems and appear in the mobile phone jammer equipment on the market. Because 5g signals are not popular, 5g jammers Not produced yet.

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The advent of smartphones has made our lives easier and our communication easier, and we don’t have to wait as much as before. The emergence of smart phones allows us to keep in touch with friends. Videophone and voice calls have become the main communication methods, while text messages are just to facilitate people’s inconvenient conversations on the phone. The versatility of smart phones makes our lives more colorful, whether it is convenient for GPS navigation and public positioning of our travels, so that our lives are no longer boring multimedia playback function, and the design of the camera can record everything in our lives For a moment, these are the positive effects of smartphones on our lives.

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In modern military activities, a variety of high-tech military equipment is used, including military reconnaissance aircraft and military positioning equipment. For these devices, they have a common feature, that is, GPS satellite signals are required, and unmanned aerial vehicles (uav) need to use GPS signals to provide accurate directions in order to send back their location and the location of the detected information. Command center. The use of GPS signals by military positioning devices is more obvious and can accurately locate enemy military bases. Other missiles require GPS satellite signals to provide accurate location information so that they are accurate enough to destroy the enemy’s important facilities.

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