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Noise-Cancelling
N
oise is a
f
actor in many o
f
our li
f
estyles.
W
e hear it in the engine noise of a bus, train
o
r a plane and even in places such as shoppin
g
malls and
p
arks where all sorts o
f
sounds mix
.
This back
g
round noise can inter
f
ere with your
au
di
o en
j
oyment an
d
can st
ill
come t
h
rou
gh
e
ven a great set of headphones.
For this reason Sony offer headphones with
‘Noise-
C
ancelling’ technology. This means that
th
e
h
ea
dph
ones
h
ave m
i
cro
ph
ones
b
u
il
t-
i
n to
t
hem that can pick up ambient noise and output
a signal that e
ff
ectively ‘neutralises’ or ‘cancels’
the noise out. You can have u
p
to 80% of
ambient background noise cut out! more music
r
eachin
g
your ears instead
.
I
n addition to noise-cancelling headphones, the
S
700 series Walkmans have noise-cancellin
g
technolo
g
y† built-in. Perfect for those who are
serious about sound or simply just want to cut
o
u
t
th
e c
l
u
tt
er.
†
The
S
700 Noise cancellin
g
function reduces the ambient noise
b
y up to 75
%
. It does not cancel all ambient noise
.
WALKMAN MP3 Sports
Utilising a new process called “Impact Molding”, the tough,
s
eamless body of the S
2
00 is created from a single block o
f
al
um
i
n
i
um.
U
t
ili
s
i
n
g
a un
i
que tec
h
no
l
o
g
y, a sea
l
i
s app
li
e
d
to
th
e c
h
ass
i
s
i
nterna
ll
y, resu
l
t
i
ng
i
n a s
l
ee
k
an
d
sty
li
s
h
W
a
lk
man
t
hat’
s
C
ounter Function
Wi
t
h
t
h
e a
bili
t
y
to sense
y
our
s
teps com
bi
ne
d
w
i
t
h
enter
i
n
g
y
our age, weight and height
information, the S200 can
o
perate as a modern day pedometer. As such,
y
ou can retrieve information such as
:
•
C
alories burne
d
•
Distance traveled (kms / miles)
•
S
te
p
s take
n
The S
2
00 can keep a record of your last
se
v
e
n
sessio
n
s.
M
us
i
c
P
acer
Create your own com
p
ilation
in the supplied so
f
tware and
t
he S
2
00 can sense how fast
y
ou are runn
i
n
g
or wa
lki
n
g
,
and plays the music most appropriate to your
ste
p
s
p
eed
.
S
hake Shu
ff
le
U
sing the G-Sensor chip, users can simply
switch between ‘normal’ and ‘shu
ff
le’
p
layback
modes by shaking the S
2
00 three times without
t
he need to sto
p
the
p
layback o
f
the music and
navi
g
ate into the menu. Simple and convenient.
Target Setter
/
Tracke
r
S
et yourself a challen
g
e
:
•
C
alories to bur
n
•
Distance
y
ou want to travel
•
S
te
p
s you want to take
S
et the S
2
00 to any of these desired goals and
t
h
e mus
i
c
k
eeps p
l
ay
i
n
g
up unt
il
t
hi
s
g
oa
l
h
as
b
een reached.
Ambient Noise Detected
Neutralising Output Signal
Resultant Noise Level
dB
0
Time
The microphone used in
no
i
se-cance
lli
ng tec
h
no
l
ogy
p
icks u
p
ambient noise from
th
e
b
ac
kg
roun
d
env
i
ronment
a
n
d
out
p
uts an e
q
ua
l
an
d
o
pp
osite si
g
nal e
ff
ectivel
y
neutralisin
g
the sound wave
of the noise
.
67
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q
PERSONAL ENTERTAINMENT