Monster Diamond Tears EDGE, Manual & Warranty

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ENGLISH
SOUND NOISE LEVEL
(dB)
EFFECT
Whisper 30 Very quiet
Quiet Office 50-60 Comfortable hearing
levels are under 60 dB
Vacuum Cleaner, Hair
Dryer
70 Intrusive; interferes with
telephone conversations
Food Blender 85-90 85 dB is the level at
which hearing damage
(8 hrs.) begins
Garbage Truck, Cement
Mixer 100 No more than 15
minutes of unprotected
exposure recommended
for sounds between
90-100 dB
Power Saw, Drill/
Jackhammer
110 Regular exposure to
sound over 100 dB of
more than 1 minute risks
permanent hearing loss
Rock Concerts (varies) 110-140 Threshold of pain begins
around 125dB
*Chart information obtained from http://www.nidcd.nih.gov/health/education/teachers/common_sounds.asp