(Eli5) why do the vocals of a song have an echo when you listen to the vocals only version of a song?

Question

(Eli5) why do the vocals of a song have an echo when you listen to the vocals only version of a song?

In: 17

Answer 1

And in a lot of cases, singers will double-track their vocals because it hides imperfections, or do it artificially (with a the sound repeating itself a fraction of a second later). It’s more likely to be on backing vocals, though.