thetheblocker723

Mobile phone jammers are the most common type. Its working principle is to interfere with the communication between mobile phones by transmitting the same frequency as the mobile phone signal. This device has been used in some strict places, such as prisons, conference rooms and cinemas. Imagine that at an important meeting, if someone uses a mobile phone to send a message, they may be "sanctioned" by the jammer to maintain the concentration and confidentiality of the meeting. https://www.thejammerblocker.com/cell-phone-jammer-blocker-for-gsm-5g/

GPS jammers are another special signal jammer. It is mainly used to block the signal of the global positioning system. In some high-security areas, such as military bases and important government agencies, the application of gps blocker ( https://www.thejammerblocker.com/gps-jammer-car-tracker-blocker/ ) can effectively prevent enemy positioning and tracking.