Almost everyone equipment with a cell phone, it’s convenient to call anyone at anytime. However, restaurants, movie theaters, concerts, shopping malls and churches all suffer from the spread of cell phones because not all cell-phone users know when to stop talking. Who hasn't seethed through one side of a conversation about an incredibly personal situation as the talker shares intimate details with his friend?

­In this case, majority of us just grumble, some people are actually going to stop them, but makes it easy for others dissatisfaction. Actually the cell phones are basically handheld two-way radios. It like any radio, the signal can be disrupted and jammed. Maybe you will confusion, how cell-phone jammer to work? Also, there is some legality of the usage, let’s follow this text.

A cell phone works by communicating with its service network through a cell tower or base station. Cell towers divide a city into small areas, or cells. A jamming device transmits on the same radio frequencies as the cell phone, disrupting the communication between the phone and the cell-phone base station in the tower. It's a called a denial-of-service attack. The jammer denies service of the radio spectrum to the cell-phone users within range of the jamming device.

In order to jam a mob phone, all you need is a cell phone jammer that broadcasts on the correct frequencies. Jammers can broadcast on any frequency and are effective against AMPS, CDMA, TDMA, GSM, PCS, DCS, iDEN and Nextel systems. Old-fashioned analog cell phones and today's digital devices are equally susceptible to jamming. Units used by law enforcement can shut down service up to 1 mile (1.6 km) from the device.

How to get the device to stop your troubling, maybe you can visit to the electronic market, or shop it online, there are many cell phone jammers for sale in online shops.