That is an uncomplicated approach to reference the pitch of different musical notes. Click any on the frequencies to play a tone with that note/frequency, just ensure your volume isn't established way too large, the high pitched notes is often Specially extreme. Use 285 Hz music to chill out https://marcohzgij.eedblog.com/32341357/indicators-on-fréquence-285-hz-bienfaits-you-should-know