Electrosmog Detector changes the sound according to the electrosmog it has detected

Acomed Acomed and iPhone

Here are some examples of the sounds you might hear: (Click on the link to play the sound)

Background hiss
No electrosmog present (good!)
Mobile/Cellular phone
Network login
DECT digital cordless phone
Basestation signal
A Typical Wireless Router/Transmitter
GSM transmitter (2nd Generation)
The original and most common type of network currently in use around the world.
3G/UMTS-FDD (3rd Generation)
The latest generation of network for large amounts of data and video
TETRA transmitter
European-wide Emergency Services network for police, fire, and ambulance.