Enhanced Version Super Sensitive Listen Thru-Wall Contact/Probe Microphone Amplifier System

Product Information

wikiHow is a “wiki,” similar to Wikipedia, which means that many of our articles are co-written by multiple authors. Focus on the development of special safety equipment, has developed more than 200 kinds of professional safety equipment. Studies show that when you cover the hole with a thin membrane on one side the transmission becomes almost as if there is no wall, because the membrane equalizes the pressure on both sides of the hole and funnels sound through.

Included earbuds, a built in rechargeable lithium battery and all accessories needed to achieve the job.If you are unsure whether you have a suitable device to connect the microphone to, then you should constct Spy Equipment UK for advice. The stereo stethoscope allows you to secretly listen through solid structures like walls, wide roofs, windows, doors and floors. The highest sensitive contact microphone available with superior detection ability using best quartz crystal piezo. Pest Control: Locate insect or rodent infestations, including active termite colonies in walls, ceilings, and floors.

If you have an iPhone, you can download the Amplitude Pro app and hold the iPhone to the glass against the wall. New: A brand-new, unused, unopened and undamaged item in original retail packaging (where packaging .Its working principle is very simple, you just need to switch on, plug in headphones, hold microphone to wall and adjust volume.