Surface Spy Listening Probe

Productive Electronic


Many in stock


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  • Detects voice vibrations and converts to voice audio, letting you listen through walls
  • Listen and record conversations in an adjacent room
  • Built-in contact element and gain control mean absolute ease of use

Amazing listening probe allows you to listen through walls and solid objects!

You read that right. It’s not the stuff of spy fiction - it’s real technology, and now, it can be yours. Buy this incredible wall mic, for sale now, and listen through walls for conversations at the other end. How? The listening probe has a built-in contact element and gain control, so you don’t need to constantly adjust anything. Simply hold this high-tech surveillance probe up to a solid surface, and the device converts the tiny voice vibrations it picks up into voice audio.

This Super High Power Acoustic Contact Microphone certainly meets the qualifications for the best in it's class! The small acoustic "super sensor" pick-up is simply placed against any surface and all sound vibrations will be amplified up to 100 times via our portable 1 watt RMS amplifier and fed into specially manufactured perfectly matched active noise cancellation stereo headphones. The result is truly incredible.

You just listen in on your headphones, or record what you hear to an external recording device. Get the ultimate piece of professional audio surveillance spy gear today, and listen through walls with your powerful new wall mic.

Please note: Surface Spy Listening Probe is not meant for use in unsolicited audio surveillance of private communications. This is illegal, and you can be prosecuted for it. This device is intended for training and testing purposes only.

With the Surface Spy Listening Probe, you can:

  • Train police or private investigators in the use of audio surveillance equipment
  • Exchange communication with a friend between walls (if you both have one)
  • Listen through solid objects
  • Conduct a professional private investigation

The "super sensor" pick-up can be mounted to any solid surface using the included acoustical "putty". When removed, special putty can be reused again and again. 4 "squares" of putty are included in kit. Our special amplifier is made in Israel by an Israeli military TSCM contractor to our specifications. Amplifier features volume control, background noise filter switch, and 3.5mm output jacks for headphone and recording device. Operated for up to 25 hours on a 9 volt battery. The "ReSound" active noise canceling foldable stereo headphones frees user from any unwanted noise and provides private listening even in noisy environments. These headphones are very comparable with national brand (Bose) headphones priced at almost $299.00. They also can be used in all stereo, MP3, CD, Airplanes (movies) and other types of applications. Adaptors, carry bag, and 2 "AAA" batteries are included.

Returns Policy

You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the 'Complete Orders' link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.


We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.

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