A wireless spy microphone is an audio transmitter. It picks up the sound in the area or room it is located in and transmits the audio over radio frequencies. When equipped with a received, even if far away from the microphone, you can pick up the audio transmission simply by tuning your receiver to the right frequencies. This wireless spy microphone has definitely made its place in the heart of numerous investigators and for good reasons:

• High quality audio thanks to a high quality and sensitive integrated microphone.
• Ease of use. Simply find it a placement in the target location.
• Spy from a good and safe distance thanks to the 5/8 mile transmission range.
• Continuous spying for over a week! 8 days of battery life.