The mobile phone jammer has full spectrum interference, and the high power jammer shielding device can reach 50 meters. This is a very useful and commonly used jamming device used in conferences, libraries, schools, event venues, etc. It can effectively block the signal and the operation is very simple. It is also very powerful, and it is a good device for those things that need to be kept quiet and confidential.
By sending out the same frequency radio wave from the mobile base station to broadcast weak radio wave information, stop communication, and then register the location, in order to eliminate polling, the display of the portable terminal becomes out of range, deterring the communication. In addition, cheating is not only the frequency of mobile wireless's most popular 2.4GHz wireless camera. It corresponds to all mobile phones and PHS in the United States.
In the United States, some public administration departments provide people with a quieter and safer environment, installing desktop signal jammers, or turning on portable jammers at specific times. These products are more common in the United States. Most of them are purchased from Chinese websites, and they are also one of the websites they choose to buy jammers.
You may hear calls from public persons in the library, and then you may not complain about the sound quality of others. But the administrator can ensure silence by installing jammers. This is where interfering devices must be used. Can prevent the signal from approaching the phone. Disable communication between phones. It uses frequency on GPS tracking devices to send its signals and confuse and block other GPS signals. The first GPS jammer was developed by the military and used to block communication targets. With the development of technology, cell jammers are becoming universal devices that people use and are safe.