noun
audible range; hearing range
Technical term for the range of frequencies or distances within which a sound can be heard by humans or animals.
人間の可聴域は約20Hzから20kHzまでです。
The human audible range is approximately from 20 Hz to 20 kHz.
この音は可聴域を超えているので、私たちには聞こえません。
This sound is beyond the audible range, so we cannot hear it.