Homemade Wireless Listening Devices

Updated February 21, 2017

Wireless listening devices can be manufactured from simple household products such as batteries and wires. These items make them easy and inexpensive to manufacture. Due to this reason, many students use these as spy devices. Another interesting fact is that the size of these devices is very small and lightweight.

Laser Microphones

These items detect sound in rooms that have outside windows. The long distance reach of these devices makes them useful for those doing reconnaissance.

Sonic "Super Ear" Personal Sound Amplifier

What binoculars do for your ears, the Super Ear does for your ears. This device amplifies sound at a distance up to 50 decibels.

Spy Gear Camera

You can set up a spy camera using a hat which is undetectable, lightweight, and easy to make. This allows you to record what the operative or the person you are spying on is up to at all times.

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About the Author

Shannon Johnson has been a freelance writer since 2008, specializing in health and organic and green-living topics. She practiced law for five years before moving on to work in higher education. She writes about what she lives on a daily basis.