GPS jammer works best for long-distance signals

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 […]

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Mobile jammer protects mobile phone security

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 […]

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