Is the effect of GPS blocking outstanding?
In addition to shielding GPS positioning signals, more antennas are used to shield mobile phone signals in various frequency bands of China Mobile, China Unicom, and Telecom, so it will obviously affect mobile phones.Think about it, if you buy a second-hand car, but the seller secretly installs a GPS positioning device in a secret place, this will make your driving track mastered by others.
At first, it is mainly a handheld type with its own lithium battery and an external antenna.This product, GPS jammer, has undergone several iterative upgrades.In the era of 3G mobile phone signals, there are mainly 1 antenna, 2 antennas, and 3 antennas GPS jammers on the market, of which 1 and 2 antennas can only block GPS signals, while 3 antennas can interfere with mobile phone signals.That's what a GPS jammer does.
It can be used for 1-2 hours after charging, or it can be used for a long time after connecting to the charging port of the vehicle cigarette lighter.Some models of such products can block mobile phone signals at the same time, so it will interfere with the use of mobile phones, while some models only block GPS signals, which will not affect the normal use of mobile phones.
In the 4G era, there are two more commonly used shielding devices, 6 antennas and 8 antennas.If the other party steals the car with bad intentions, will the loss be? Very big? And with a GPS jammer, you don't have to worry about this happening.
Now that we have entered the 5G era, a new type of built-in antenna GPS blocker model has appeared, which can only block the positioning signals of GPS and Beidou, without affecting the normal use of mobile phones, and achieve the function of protecting the safety of automobile property.GPS signal jammer is a special product, mainly used for the sale of second-hand cars and mortgaged cars.It's a good time to buy a GPS jammer to protect our private information, including our name, address, gender, phone number, and sometimes bank account numbers.Come to www.perfectjammer.com to see GPS signal jammer, it will solve your problem.
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WOW! What a wonderful boon to human kind. I was getting 3-5 telemarketing calls per day, many of them robocalls. In the 2 weeks since I installed the Cell Phone Jammer, I've had to block a grand total of only 13 calls - less than one per day. The 5000 blocked numbers it has built in clearly do most of the trick...