There are many cell phone jammer and universal cell phone jammers, such as the smallest cell phone jammer in the world. There are even cell phone jammers hidden in the paintings. What makes this high-powered GPS, cell phone, 3G signal jammer is that it is very powerful with several antennas to give a true working radius of 20 meters.
Although compact and easy to transport, this high power GPS, cellular and 3G signal jammer is capable of blocking GPS signals, 3G signals and mobile phones (GSM, CDMA, DCS, PHS). With a jamming radius of 20 meters, it blocks coverage for about 4 times the area compared to other cell phone jammers published on jammer-shop.com.
The high power GPS, cell phone, 3G signal jammer has a built-in rechargeable lithium-ion battery for power. It comes with an AC adapter and a car charger, each of which can be used for charging. It also comes with a leather case and a carrying strap.
There are many uses for a signal jammer like this. As illustrated above, this can be very useful for law enforcement, as blocking cell phones and GPS signals can help ensure safety. As such, they are often used by the police and the military and are also used inside prisons to prevent prisoners from communicating with the outside.
April Fool’s Day is fast approaching, and it would also be a useful device for pranking friends.
They would certainly be surprised if their mobile phones and GPS navigation systems suddenly stopped working.
Other common uses of jammers like these are to limit interruptions due to the ringing of cell phones in places such as cinemas, libraries, schools, theatrical performances, banks, hospitals, etc. , in case you believe that someone (ie spouse, police, private investigator, etc.) has placed a tracking device on you or your vehicle.