How to block cell phone signal with magnets?

Buy a cell phone signal jamming device from eBay, Amazon or any online spy and gadget site. These devices will block signals anywhere from 10 to 200 feet, depending on the model that you decide to purchase. read more

Magnets can create effective shielding for the radio waves that make up mobile phone signals. While there are a lot of products on the market for blocking cell phone signals, only some of them work off magnets, and those products are meant for shielding rooms and homes. read more

While the law clearly prohibits using a device to actively disrupt a cell-phone signal, there are no rules against passive cell-phone blocking. That means using things like wallpaper or building materials embedded with metal fragments to prevent cell-phone signals from reaching inside or outside the room. read more