cell phone jammer help us much in solving noisy problem

When there are cell phones, there are cell phone jammer. Cell phone could help us a lot in many ways, it could help us to finish many things, we don't need to go to bank we could pay our bills with our cell phones. We don't need to carry cameras, we could us cell phones to take photos. We don't need to carry game boxes, our cell phones are game boxes. We don't need to carry our computers outside, our cell phones could be used to check emails and browse files. Oh yeah, it could also make phone calls. But too much cell phones around us also cause problems, especiall in some public places that silence is needed. We could have many examples, like in a church, in a restaurant, in a library, in a law court, in a conference room, in a concert, in a theatre and cinema, museum, in all these places cell phones are not welcome. What can we do to keep us away from the cell phone noisy? Luckly we have a new technology device, that is cell phone jammer,also is called cell phone blocker. You may want to know what is cell phone jammer? It is a kind of anti cell phone device, it is desined to block cell phone signal. To do this, it will issue a stronger signal to cover the cell phone signal in the same frequency, so all cell phones in a certain area can not receive the cell phone signal, thus can not work. It is really helpful in today's lives, whenever we don't need cell phones noisy, we just turn it on, all cell phones in its affective range will show No service. When we turn it off, all cell phones will come back to work in a minute, it won't do any harm to any electronic device or human being. Now the question is how to select a cell phone jammer? To selece a good cell jammer, you need to consider the following. One, where you want to use it. Some cell phone jammers could be used in a fix place only, that is so called desktop cell phone jammer. While some other cell phone jammers are small in size, they could be put in pocket and carried everywhere to use, that is portable cell phone jammers. Second, how big is the place where you want to put the jammer. Some small cell phone jammers could cover shorter distance, while some big desktop jammers could cover a very long distance. You should calculate it and buy the suitable one. Otherwise, if you buy a jammer with shorter cover range than your place, it could not meet your requirement, but if you buy a jammer with much longer cover range than your need, it may jam your neigbour's cell phones, which will cause trouble. Three, how much budget you have. Some simple cell phone signal jammers may cause you tens of dollars, while some other jammers many cause you hundreds or thousands of dollars. Four, what kind of function you need. Single function cell phone jammer could jam only the cell phone signal. While multi functions cell phone jammer could jam cell phone signal and other one or more signals, like GPS signal, wifi signal, Rf signal, bluetooth signal, UHF/VHF signal, audio signal, wireless video signal and so on.