Having a wider range of frequencies available means that you can accomplish even more with your music and get even more variety to the sound that you use. (geekwrapped.com)
Dogs not only have a larger range of frequencies they can hear, but their ears contain more muscles allowing them to locate sounds better. (mydoglikes.com)
Existing implants respond to a limited range of frequencies, concentrating on those prominent in the human voice. (newscientist.com)