Yanny or Laurel

"Yanny or Laurel" is an auditory illusion which became popular in May 2018. It is a short audio recording of speech can be heard as one of two words. 53 percent of over 500,000 respondents to a Twitter poll reported hearing a man saying the word "Laurel", while 47 percent reported hearing a voice saying the name "Yanny".
It was confirmed that the audio says both Yanny and Laurel, but some users focus on the higher frequency sounds in "Yanny" and cannot hear the lower sounds of the word "Laurel".