low-pitched

Just when the performance seems to conclude, Doechii, in a gray suit and tie, answers to a series of low-pitched whistle tones.

She told the coroner she could hear “some noise” from the fire alarm but that it was low-pitched and not continuous.

"For reference," Dror explained, "the frequency of sound waves created by an alligator roar are about 100 billion times higher than this frequency -- these are very low-pitched waves."

Subtle, low-pitched floral scents, then tastes of pear and melon materialize, joined by a slight salinity and a hint of ferment.

Data from a controlled laboratory experiment shows that the domestic cat larynx can produce impressively low-pitched sounds at purring frequencies without any cyclical neural input or repetitive muscle contractions being needed.