A mobile phone signal booster is an item

A mobile phone signal booster is an item which is specially designed to block the transmission of signals between cell phones and its nearby base station by applying the same frequency with the cell phone. Although it is illegal to buy a cell phone booster in some countries, the online business has made it possible to get one device all over the world. Easy to operate and smart volume to carry with you anywhere. Just turn on the button when you choose a right time, then cell phones within about 30 meters will appear "No service" or "No signals", which means you have done it perfectly.
There is a pity that the GPS signal blocker is banned in some countries as an illegal product from some real news, so not all the places you can get such a device. Normally for those countries, only they get the permission of their governments or they use it for some military purposes, they can use such a device. Of course, there are also a lot of countries where you can use. In the era with the advanced information, you will be lucky to get the purchase information and the authoritative online shops can give you the big convenience. You can stay at home and search what you want on the internet with your computer. At this time, you may tell us that you find a whole booster world; it takes you to get into another trouble. Then read this article and find the solving way in the final part of the article, you will surprise at the convenience and the gaining from us.
And the jamming distance of the booster could reach 15 meters at most. And it could effectively block the downlink signal while causing no interception to the base station. What’s more because of the light weight design this one is easy to carry, which is convenient.
 More specifications are at , if you want to buy one just go there and contact with us.