Portable signal blockers are very popular and have won many praises for their compactness and powerful features. The jammer is easy to bag, and the built-in powerful battery can be used to mute the signal to a radius of 10 meters to allow the device to run for 5 hours. The device is used to protect personal information in the car, and it can also be a large room, office, and a camera that plugs the pinhole. This is a common method of eavesdropping.
Family must use Wifi Shield. On the one hand, it ensures the security of the network. On the other hand, it can also control the time children use the Internet. Don’t indulge in the virtual world. The physical and mental harm to them is very serious. In addition, the radiation of the family’s wifi transmitter will affect people’s health. It is not suitable for long-term use. You can turn on the wifi screen to shield the wifi signal. In our daily life, in addition to preventing wifi and mobile phone monitoring, tracking is also essential, so you may also need a portable jammer.
There are many important places to use mobile phones, such as state secrets, important meeting rooms, governments and important areas that require strict protection of important information. These places are usually equipped with protective devices, and use a mobile phone protective cover to help prohibit the use of mobile phones.
Not only that, with the popularity of smart phones, signal shielding devices will be installed in more and more places. On the one hand, it is to protect information security, not for mobile phones. This is also to ensure order and maintain good conditions in these places. surroundings. Installing a mobile phone shield in the library can provide readers with a good reading environment. The company’s meeting room is equipped with a mobile phone screen to ensure that the content of the meeting is confidential and will not be interrupted by the ringing of the mobile phone.