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I can not say that some parts of the hotel is equipped with hidden surveillance cameras, peeping my privacy, so sometimes Wifi Jammer is quite useless
Knowledge: mobile phone jammer in some countries is within the exclusive tool, most people can not be used, is that legal constraints and security constraints. Only some institutions have the right to use.
Cell phone jammer in the use of very simple, only need to install the corresponding antenna, turn on the switch can shield mobile phone signals corresponding to it.
Knowledge: GPS signal is referred to U.S. commercial GPS. The GPS jammer is such a signal shielding devices, can be used in vehicle tracking and so on.
These guys really do not know where to buy this stuff. You all see that this Mobile Phone Jammer.