Question

What is headphone ??¿¿??¿¿​

Answer 1

• Headphone is a hardware device that we can wear around our head and ear which may be plugged in our phone , laptop or any source or may be without wire !!

• it can convert electrical singal to correspond sound !

Answer 2

Answer:

Headphones are a pair of small loudspeaker drivers worn on or around the head over a user's ears. They are electroacoustic transducers, which convert an electrical signal to a corresponding sound. ... Headphones are also known as earspeakers, earphones or, colloquially, cans.