When you have found that there is necessary for using a Cell Phone Jammer, you m
Firstly, there is need to choose the cell phone signal jamming range, and then pbest Cell Phone Jammer on the table or wall within the region.
Secondly, after Cell Phone Jammer installation, turn on the power of the swich.
Afterwards, turn on the power of the swich to get all started. And then, when th