Beats Electronics Powerbeats2 Wireless - Page 14

ENGLISH
This
decibel
(dB)
table
compares
some
common
sounds
and
shows
how
they
rank in
potential
harm
to
hearing.
I
SOUND
~~-~
3
~
0
~E~VEL
~
11
-
V~
-
eF
-
FryE
-
Cq
-
Tu
-
l·
e
-
t
--~--~~~~~~JII
~pe;
I :
I
Quiet
Office
-+
50
:
60
----~-i
C~mfort~ble
hearing
levels
I
Vacu~m
Cleaner.
----
-··----
1
!---
70
·-
·~···--·-
-
:t:u~~v:~-::-t:r::;es
with
--
·--
·
Hair Dryer
telephone
conversations
Food
Blender
Dustbin Lorry,
Cement
Mixer
85-90
85 dB
is
the
level
at
which
hearing
!
damage
(8 hr)
begins
10
·0-
---
·---t-N
o
more
than
15
minutes
of
I
~~protected
exposure
recommended
for
sounds
between
90-100
dB
r-----
--·--
----·--------1---------+
-----
-----···---
-·
..
---
_
_j
I
_j
'
Power
Saw,
Drill/Jackhammer
110
Regular
exposure
to
sound
over
100 dB
I
of
more
than
1
minute
risks
permanent
·
hearing
loss
~-----
·---
----~---
---·-----
I .
----·-·---
--·---
-~·--------
Rock
Concert
(varies) 110-140
_Ehreshold
of
pain
begins
ound
125 dB
1.-......-
-·-----
----
·------'----
----
----·--
--··
-
-·------·----
--·--
----,..!
*Chart
information from
http://www
.
nidcd
.
nih.gov/health/education/teachers/pages/common
_sounds.aspx