The microphones of smartphones are very sensative, and can capture audio recordings up to a few meters away.

When a Smartphone is infected with malware, anybody can listen in on your phones surroundings, and see what you are typing all the time.

The Cellphone Bug Detector is a detector that is meant to capture and inform you if your microphone is activated and if anybody is listenining into your surroundings

Specifications:

Dimensions : 29.0(W)*7.2(D)*69.0(H)mm

Weight : 20g

Battery Type : Lithium-Polymer 3.7V 230mA

Battery Lifetime: about 100 hours

Charging Cable : Micro USB 5 pin

Charging Time : about 90 minutes

How to use the detector:

Put bug detector nearby the suspected Cellphone

Turn the power on the detector

Then the detection will start, informing you of any of your voice data is being downloaded.