WHAT
Headphone/earphone that play music only when you put it in the ear and the playing music will pause when you take out the headphone/earphone from ears
WHY
While listen to music with headphone and you want to listen to person or you want to talk to someone you want to take out the phone and pause. Or you will remove the headphone from the ear but in this case the music will be playing and you will miss the part of the music
HOW
Adding sensor that can recognizance the headphone is in ears and passing information to the phone to pause and play music