Older people, therefore, may find that verbal communication can be disrupted by normal household sounds, such as those produced by running water or by paper being crinkled, since they contain high frequencies that interfere with the consonants.
लेकिन फिर भी, कोई भी हियरिंग एड आपको पूरी तरह से प्राकृतिक श्रवण - शक्‍ति वापस नहीं दे सकता ।