How To Make A Bionic Ear Spy Listening Device!

Описание: How to make a very high sensitivity parabolic mic spy listening device. Amazing stereo audio amplifying circuit! See exactly how I made this long range parabolic listening device, including the stereo parabolic attachment. Enjoy the video!

**I have drawn the schematic in the video, but you can also find this circuit in an EXCELLENT book called, "101 Spy Gadgets For The Evil Genius". Refer to the link below at Amazon to look over the book. I do not profit from the sale of the book.

http://www.amazon.com/101-Spy-Gadgets...

**Want to listen through walls and floors? Then you will love my other video below:

   • Listen Through CONCRETE WALLS & FLOORS / L...  

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https://www.banggood.com/?p=U62720339...
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Link to audio cable shown in this video:
   • Headphone Output/STEREO MIX To MIC Input F...  

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