A contact device will convert the vibrations that hit the other side of the wall (essentially any conversation that or sound that occurs inside the target room) into clear audio, giving you a robust evidential recording. There are two main ways you can listen through walls using a Contact Microphone or by using a remote source of audio capture, such as infared or laser.
We offer a range of products, from affordable contact recording devices to high spec, infrared and laser recording equipment that enables you to monitor indoor audio from distances of up to half a kilometer with pinpoint accuracy. – Penetrate walls up to 20 inches thick and still get crystal clear audio. – Hear what’s going on from a distance, even from across the road. – Capture high quality evidential recordings. – Monitor and record conversations undetected. When it’s important to know what’s going on behind closed doors, you need reliable, accurate equipment.
Listening and recording audio through a wall is a tricky, but sometimes essential process.