What is Cell Phone Signal Jammer ?

Cell phone jammers are devices that create a temporary "dead zone" to all cell phone traffic in their immediate proximity.

Cell Phone Jammers are typically used by the police and military to control or disrupt communication during hostage situations and bomb threats. Traditionally, cell phone jammers were large antennas mounted on trailers that had to be pulled behind a truck. They now come in a variety of shapes and sizes including models that are about the size of a cell phone.

Using a Cell Phone Jammer

Because cell phone jammers now come in much smaller sizes, they are very easy to carry around. Portable personal cell phone jammers will fit into the palm of your hand or easily slip into your coat pocket. So the next time someone on your commuter bus refuses to shut up, you can just reach into your backpack and turn on a temporary "dead zone" with your cell phone jammer . Then get back to some nice peace and quiet.

Range &Frequency

Most cell phone jammers only have a range of about 50 to 80 feet and will only effectively jam yourimmediate surroundings. Mobile blabbermouths will just think they've hit a dead spot in their cell phone company's coverage until they leave your cell phone jammers immediate vicinity. Stronger cell phone jammers are available to cover larger structures like office buildings, movie theaters and churches. They look like a miscellaneous metal boxes with wires sticking out and are usually mounted on walls or ceilings

Most cell phone jammers come in 2 versions, one for Europe, North Africa and the Gulf states GSM networks (900 & 1800) and one for the Americas & Canada (800 & 1900 mhz) networks. Make sure you get the right version for your location