Some people use WIFI when disregard the feelings of others, so I think sometimes need to have Wifi Jammers
used against these people.
Knowledge: the signal is actually encrypted transmission of electromagnetic waves, the signal peaks and troughs on behalf of 1,0. cell phone jammer
play a superposition of waves, resulting in the shielding effect.
Someone told me that he needed to block some of the signal, I recommend this site (Mobile Jammer
) to him, and I hope to help him
in public places is illegal. However, if there are government documents permitting you can use.
In my neighborhood there is no cell phone signal jammers to sell?
I know a place, but not in your neighborhood, they sell worldwide mobile phone jammer