How to detect HIDDEN CAMERAS in TRIAL ROOMS ????

In front of the trial room, take yr
mobile and make sure that your
mobile can make calls.....
Then enter into the trial room,
and make a call. If u can't male a
call, there is a HIDDEN CAMERA....!!!!!
...
This is due to interference of
fiber optic during signal transfer...
Plz share it with all girls to save
them and even with boys to save
their sisters/friends/lovers.....
Don't feel shame to share this
MSG. It's our duty...

source:-from facebook feed