What is a "Device To Block Cell Phone Signal In Car"? The Most Authoritative Explanation.

How to block cell phone signals?

Fortunately there is a solution: You can use a cell phone jammer to block their signals. Cell Phone Jammers. Buy a cell phone signal jamming device from eBay, Amazon or any online spy and gadget site. These devices will block signals anywhere from 10 to 200 feet, depending on the model that you decide to purchase.

How do cell phone jammers work?

Turning It On. When you turn on the device, it will block out signals at the frequency that cell phones generally broadcast. This will show up on the other person's phone as a low signal, and he will have no idea that he is being jammed. The devices come with a rechargeable battery and can usually be used for up to two hours.

Why don’t we sell small cell phone signal blockers?

If you’ve ever wondered why we don’t carry the small cell phone signal blocker device sold by our competitors for about $30-50, the answer is that we sell professional equipment, not novelty items.

Should you buy a phone blocker device?

If a phone blocker device with less than a 3 foot range is what you’re looking for, then by all means, give that unit a shot. We won’t hold it against you. We even hope it works for you. These devices are about as useful as the mobile apps that tell you how to build a cell phone jammer using your own phone (save your money and don’t buy the app).

You must know some knowledge about cell phone jammer.
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What is a "Device To Block Cell Phone Signal In Car"? The Most Authoritative Explanation.

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