The well-known and annoying tone of 8000 Hz. Who has not heard the screeching high note. Irritates or annoys your fellow, colleagues and classmates ;)
We do not know where does this sound, respectful very loud.
Also known as brown noise there will be people who are forced by hearing this sound in a spontaneous bowel movement.
Free, extremely annoying and disturbing -> 8000 Hz - The brown clay
Tags: braune ton hoeren , der braune ton , dog whistle 8000hz , barulho irritante 8000 hz , sonido arcilla marron , tono a 8000 hz , soltermann urech amando