0_Apprentice
I definitely like headphones over earbuds
1_Wizard
Same! are a pair of small loudspeaker drivers worn on or around the head
0_Apprentice
I use to rock out with huge headphones and my discman.  LOL
1_Wizard
i have heard  They are electroacoustic transducers, which convert an electrical signal to a certain sound.
0_Apprentice
That's really cool.  Do you know when they were first invented?
1_Wizard
im not sure but Headphones let a single user listen to an audio source privately.
0_Apprentice
Oh yeah?  Are there different types of headphones?  Or are they all basically the same?
1_Wizard
they have lots of options. Headphones are also known as earspeakers,