At present, the widely used mobile phone standard is our gsm global mobile communication system.Therefore, in many places where the use of mobile phones is prohibited, interference devices that shield basic mobile phone communications are installed, which is often referred to as gsm jammers.GSM standard equipment accounts for more than 80% of the current global cellular mobile communication equipment market.This is a typical configuration scheme, which is used to meet the high-density call requirements in families, which is very common in shopping centers and airports.
Calls and sms rely on gsm to provide stable network data types.As the name implies, they will have a wider use, not only for individuals, but also for prisons, court schools and other larger places, because they have wider interference radius and more types of signal shielding.Common access control security systems, GSM network vehicle security systems and robots have been applied to the gsm module.In addition, we have purchased electronic jamming equipment, and we need to consider where we use it.
However, gsm network is far beyond our knowledge.Indoor coverage can also be achieved through wireless signals in buildings, but this can improve signal quality and reduce interference and echo.Gsm network frequency band is very important for the use of electronic equipment.In this way, we can buy a mobile phone blocker that blocks all mobile phone signals.
Gsm module is one of the directions that many electronic manufacturers are familiar with and carefully study.The improper use of mobile phones is serious, and the use of mobile phones in public places will cause a great noise impact on other people.GSM is the basic network band for mobile phone voice communication and SMS service.The power of outdoor antenna can be distributed to indoor antenna distribution system through power distributor.
It is used in many aspects of life, but we do not understand it.Can you imagine how annoying it is when you read and relax in silence and suddenly someone is making a phone call?GSM also supports indoor coverage.When purchasing gsm jammer, we need to know our own needs.Is it necessary to shield 3G and 4G network bands.Maybe we are familiar with the use of mobile phones.The portable jammer is convenient for us to use indoors and outdoors, while the desktop jammer uses a variety of antenna designs.We don't like to be disturbed when we need to be quiet.For example, in addition to gsm networks, we need to shield the signal types.