No matter what the satellite navigation system is, it may bring us some troubles and at the same time provide convenience for our lives, which may exist. For example, when GPS gives us navigation, it will also become the device we are tracking, and GPS tracker is a typical representative. No matter what kind of […]

As we all know, our car will have GPS function, the reason is that the GPS system is installed, and the vehicle can be monitored through the GPS system. No matter where you go, your vehicle will be locked. With this feature, you can monitor the speed of the car to better comply with traffic […]

We often see the use of GPS trackers in movies, mainly for police tracking criminals. In some cases, criminals will secretly install to track targets. In real life, there are many examples of the use of tracking equipment. For example, in order to understand the dynamics of the car, a taxi company will install a […]

This is a hand-held GPS satellite signal jammer designed with 2 antennas. It can block GPS L1 L2 signals. These two signals are commonly used signals. Most GPS positioning and navigation devices use this signal. Therefore, this device can stop the signal from the tracking device and ensure track safety. Because it adopts a small […]

Cell phone jammers block the signal from cell towers, so all nearby cell phones will not show any services. However, once you turn off the jammer, all phones will resume the service. This allows us to easily stay away from noisy mobile phones. The mobile phone jammer will only block the frequency of the mobile […]

Calls from 24 satellites running Global Positioning System (GPS) services are more expensive than calls to help you find the nearest gas station. From ground missions to missile systems, the military relies on GPS. The military’s dependence on GPS is so high that its staff and agencies warn that GPS may become a single point […]

If you are a teacher who frequently visits the exam room, you may want to use a cell phone signal jammer to make students pay more attention. If you are a businessman who wants to keep business secrets, you may be worried that one day you will be tracked because someone may have installed a […]

Bluetooth uses the FHSS (Frequency Hopping Spectrum) method, which usually hops 1600 times per second and divides the 83.5mhz frequency band into 79 frequency band channels, each occupying only 1MHz of bandwidth. The modulation method is GFSK (Gaussian Frequency Shift Keying), and the communication distance to wireless data and voice is generally 10 meters. The […]

Of course, there are many signal jammers on the market that can block various signals, including common signal types, cell phone signals, wifi signals, GPS signals, etc. Devices that interfere with multiple signals are more likely to be liked by people. Customers, everyone wants to have multi-function devices so that they can be used in […]

Current harassing calls include fraudulent calls and telemarketing harassment. Why do we receive harassing calls? An important reason is that our personal information is leaked. We fill in some personal information on phone numbers in many places (such as websites), and these people will not protect our information, but will sell them to some telemarketers […]