Do not start with a panel in the top third of the chart:
you might hurt or even damage your ears
http://www.phys.unsw.edu.au/jw/hearing.html
Friday, July 31, 2009
Hearing test on-line
Do not start with a panel in the top third of the chart:
you might hurt or even damage your ears
http://www.phys.unsw.edu.au/jw/hearing.html
مطلب را به بالاترین بفرستید
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