MAGNETISM AND ELECTROMAGNETISM

THE HEADPHONES

• WHO INVENTED THE HEADPHONES AND WHEN?

THE HEADPHONES WERE INVENTED BY A COMPANY CALLED BEYERDYNAMIC IN 1930.

THESE ARE THE FIRST HEADPHONES------------}

• FOR WHAT THEY SERVES?

THEY ARE MADE FOR YOU CAN HEAR A SONG, A FILM... AND ANY PERSON 
CAN´T HEAR IT.

• WICH TYPES THERE ARE?

THERE ARE TWO KINDS OF HEADPHONES:

INTRAURICULARES-}THEY ARE INSERTED INTO THE EAR DIRECTLY.
CIRCUMAURALES-}THEY ARE LIKE A DIADEM.

PARTS OF THE HEADPHONES

SLIDER- IT SERVES TO ADJUST THE METERAGE OF YOUR HEAD.
PLUG- IT IS WHERE YOU PLUG IN.
EAR PADS- IT SERVES TO NOT HURT THE EARS



THE NEWS HEADPHONES

NOW THEY ARE HEADPHONDS THAT WORKS BY BLUETOOTH. SO IS NOT NECESARY TO HAVE A CABLE BECAUSE YOU CONNECT IT TO A MOBILE OR A PC... THROUGH BLUETOOTH AND  YOU CAN LISTEN  ALL YOU WANT.

OTHER INFORMATION

SOME HEADPHONES HAVE A MICROPHONE.THIS SERVES TO PLAY,TALK IN SKYPE, HANGOUT...

NOW THE TOP 10 OF THE BEST HEADPHONES 2016