Hearing. Conceptual image showing sound waves and a woman's ear. This represents the sound waves that are heard when listening to sounds with the ears. The human ear can hear sounds in a frequency range of 20 Hertz to 20,000 Hertz,and sound levels from 0 to 130 decibels | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Grundy, Neal |
Taille de l’image : | 3826 px × 1772 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |