How to know whether the jammer can shield wifi?

In understanding whether the wifi jammer can block wifi, everyone should look at the specific function and function of the jammer. The products on the market are very diversified, and each product will have a certain difference. When we are in the process of choosing, we truly understand the current market, pay attention to more aspects, and then we can buy better things. So I hope that when everyone is doing it, we should really do well in these considerations, and then you can make further judgments.

Not only that, when paying attention to whether the blocker can block wifi, everyone should also look at the brand of this product. The platform of the product itself is really good, so the advertised functions and specific uses may reach expectations, but if the product you buy is not a very good brand in itself, can the publicity effect Realization, this is a very big problem, so when you are in the process of choosing, don't be greedy for cheap, but to understand better, so that we can have the right choice.