Mobile Phone Scrambler Frequecies Jammer
The Cell phone jammer is used to jam the network signals form base station to purpose of security reasons, it’s use in school, office, hospital and any other defence sectors. Cell phone jammers, for most of people, to gain a real good quiet condition for our daily life and work, Cell Phone Jammers is more and more important to us by now! By block the frequency, you can stop the phone signal around and create a quiet environment. This little gadget stops those around you from making or receiving phone calls, by preventing mobile phones from receiving signals from nearby base stations. Oh, how we’d love to use one of these the next time we’re on a train and someone decides to broadcast his conversation. However, the technology is used in prisons, which is theoretically pointless as inmates aren't permitted to have mobile phones. Still, we all know that there are criminals in prison who secretly use their phones
Most jammers transmit on the same radio frequency as nearby cell phones, sending a louder, more powerful signal to surrounding towers. So, when a cell phone jammer is activated, its signal immediately blocks out all of the other competing signals, with the nearby tower unable to support anything beyond this strong, manufactured signal. In other words, think of the jammer as a loud siren or horn that drowns out every conversation in its proximity. Japan allows public places such as theaters and concert halls to install jammers, provided they obtain a government-issued license. And last week, France's industry minister approved a decision to let cinemas, concert halls and theaters install them — as long as provisions are in place so emergency calls can still be made.
While the use of cell phone jammers by private citizens and local businesses remains controversial, a global consensus is forming around the wisdom of jamming cell phones in prisons. When you get a call at a restaurant or the movies or such, you get the hell away from peopel to continue your conversation. Why are some cell phone users so unconscious of what's going on around them? As others have said, just common courtesy will do, but maybe frequent cell phone use is, indeed, ruining people's brains.
The Mobile jammers are used in the classrooms, and library to maintain silence. It is used in the seminar halls and meeting rooms to avoid disturbances. It is used in the hospitals. The mobile jammers are used in the temples, churches, etc.
Hidden Type Photo Frame Style Signal Cell Phone Jammer
Mobile phone jammer is a device which transmits the signals to the same frequency. The jamming section is successful when the area of the mobile phone signal is disabled if the jammer is on. The first jamming device was developed and used by the military for communication purpose. Where the planed commanders use RF communication to control their power and also in enemy communications. Nowadays the mobile users are increasing day by day, hence the mobile phone jammer devices are becoming civilian by comparing with the electronic devices to disable the mobile signals in specific locations. Using a new photo-frame design, has a very high hidden performance. Able to jamming all cell phone signals, allowing you to enjoy a quiet moment. Has photo Frame Design, has a strong hidden performance. Output power of each band can be adjusted by knob and jamming range can be regulated. wireless remote control available to ON/OFF the device in a range of 10 meters.
Mini Type Portable Cell Phone Signal Blocker Device
This is a mini hidden type multi - purpose jamming device. First of all, the design of this device is very portable. The size of 20mm*20mm*26mm can be easily put into pocket or backpack. Second, the device has a very strong concealment. The device looks like a portable power source, can ensure that you are not easily perceived by others during your use. Third, although the device is very small, but it can also interfere with multiple signals. Whether you need to block cell phone signals or WIFI signals or GPS signasl, this device can meet your requirements.
Power Adjustable 8 Bands Cell Phone Signal Jammer
As a multi-function desktop jammer, this product can block 8 frequency bands. It has very , the jammer range is large, the interference signal output is stable. It has a single frequency switch, and can adjust the output power and control the jamming range.