Monster NCredible NTune - Manual (Page 5)

ENGLISH
5
“…a typical person can safely listen to an iPod for 4.6 hours per day at 70% volume.”
“…knowing the levels one is listening to music at, and for how long is extremely important.”
From http://www.cbc.ca/health/story/2006/10/19/music-earphones.html
Get the most out of your equipment and enjoy great audio performance even at safe levels. Our headphones will allow you to hear
more details at lower volume levels than ever before.
Physiology of the Ear and Hearing
For additional information on what loud noises do to your ear and chart reference
http://www.abelard.org/hear/hear.php#loud-music
Malleus Cochlear Nerve
Stapes
Tympanic
Membrane
Auditory Canal
Cochlea
Incus
Vestibule
To Nose/Throat