CategoriesOperation Guide Scenes To Be Used Shield Function

Is it possible to purchase more than 50 signal jammers

mobile phone jammer

It only hinders the communication between the mobile phone and the base station, so that the mobile phone is always in the state of no signal search, and will never cause damage to the mobile phone. mobile phone reception. Whether the test room signal jammer is ineffective depends on the environment around the test room and whether the quality of the test room signal jammer purchased is good. The test room environment is mainly to see if there is a base station nearby. If there is a base station, it needs to be equipped with a little more shielding installation.

It is understood that GSM jammers on the market can limit cell phone signals to within 500 meters of the transmitter. The shielding radius is adjustable, and the coverage area reaches more than 30 square meters. Once the blocker is turned on, resulting in the inability to make calls or send text messages. Naturally, the Internet cannot be accessed.

The smart functions of mobile phones are constantly developing. In addition to basic calling and texting features, they also have digital cameras, video cameras, voice recorders, Internet access, and more. Another important element is obstruction. If it is a metal material, it will be blocked directly; if it is a solid reinforced concrete wall, it will be at least 10 times attenuated after penetration. Handheld mobile phone jammer is a kind of mobile phone signal blocker, because the mobile phone frequency band is also one of the signal frequencies of mobile phone communication, but it has its common characteristics.