Home Audio Surveillance

Audio Surveillance

Listening Bugs

Listening Devices

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How to Protect Your Cryptocurrency from Hackers? Hot & Cold Crypto...

We talk a lot about personal security and privacy when it comes to electronics. But nowadays, there’s a new area that we should focus...

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What is DVR and How it Works?

DVR stands for digital video recorder. It’s more advanced technology than VCR. For home use, DVR’s can record TV shows while turning on at set...

What is Phone Tapping or Wiretapping?

Wiretapping means secretly listening someone’s conversation over the phone. It’s done by using a spy bug. A bug is installed in a telephone and transmits...