Is there a device that can be used at home? There are certainly jammers that block cell phone signals, WiFi, GPS, police radar, and more. You can easily find it online. School cell phone jammer are widespread. I would like to know how to stop using mobile phones in the classroom. The number of smartphone users is increasing every day. If the area of the cell phone signal is disabled, the jamming part is successful. It can be caused by interference when installed in the wrong location.
I made a signal jammer to protect the children. When it comes to signal jammer, the device can actually harm communication. Mobile jammers seem reasonable for a man to drift towards a solution. Some educate about the negative effects that encourage them to regulate their use. When you activate the mobile phone jammer, all idle phones will display "No service".
Mobile phone jammers are used by the military to limit and disrupt communications in a variety of situations. It works on the same principle as jammers used for wireless jamming. You can use your mobile phone jammer in public places such as hospitals. Different countries have different laws regarding the use of WiFi shielding. Provides the effect of both disturbances.