How to spy on another using your cell phone

you can do this trick by following certain steps which are :
1 Activate the "Automatic Answer" in the headset profile of your cell phone and set the ringing volume to "Mute"

2 Short-circuit the left middle and right pins on the bottom of the mobile phone with all connections touching each other this will activate profile "Headset".

3 If you cant do this just keep your earphone connected to mobile.

4 Now place it under a table in a room and call it. Now you can use your phone for checking out what people are talking about in a room. Just call on your phone.

5th and final The phone receives the call without ringing and you can listen to what people are saying.