Human Ear Websites
EAR3 Sonic Threat Indicator ear and hearing protection
Ear3 is a personal hearing threat detector that signals the user when a sound source exceeds safe listening levels. Ear3 can be used with iPods, MP3 players, boom boxes, stereo systems, automobile audio systems, rock concerts, discos, orchestras and other sound sources. When used properly, Ear3 can dramatically reduce
Not Applicable
$
8.95
About The Human Ear Home Page
Why can some people hear the birds sing and others can't?All you need to know about the human ear here.......
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$
8.95
