<s>
The	O
Sony	B-Device
Ericsson	I-Device
K550	I-Device
is	O
a	O
mid	O
range	O
mobile	O
phone	O
.	O
</s>
<s>
The	O
phone	O
has	O
a	O
variant	O
in	O
the	O
form	O
of	O
K550im	O
which	O
was	O
the	O
first	O
i-mode	O
enabled	O
phone	O
bearing	O
the	O
Cyber-shot	B-Device
logo	O
trying	O
to	O
build	O
into	O
the	O
success	O
of	O
the	O
Sony	O
Ericsson	O
K610im	O
model	O
.	O
</s>
<s>
The	O
K550i	B-Device
design	O
is	O
similar	O
to	O
other	O
models	O
in	O
the	O
cyber-shot	B-Device
range	O
,	O
but	O
it	O
is	O
slimmer	O
than	O
some	O
of	O
the	O
other	O
K	O
series	O
phones	O
(	O
such	O
as	O
the	O
K790	O
and	O
K800	O
)	O
.	O
</s>
<s>
Just	O
like	O
its	O
fellow	O
Sony	O
Ericsson	O
models	O
since	O
the	O
K750/W800/W810	O
,	O
the	O
K550	B-Device
can	O
be	O
modified	O
in	O
various	O
ways	O
(	O
such	O
as	O
modifying	O
its	O
camera	O
driver	O
to	O
improve	O
camera	O
image	O
quality	O
or	O
acoustic	O
driver	O
for	O
better	O
sound	O
reproduction	O
)	O
.	O
</s>
<s>
These	O
two	O
modifications	O
are	O
easily	O
the	O
most	O
popular	O
modifications	O
available	O
for	O
the	O
K550	B-Device
user	O
as	O
well	O
as	O
other	O
Sony	O
Ericsson	O
model	O
users	O
.	O
</s>
<s>
A	O
Sony	O
Ericsson	O
W610	O
housing	O
fits	O
the	O
K550	B-Device
,	O
since	O
hardware-wise	O
the	O
two	O
are	O
identical	O
.	O
</s>
<s>
It	O
is	O
also	O
possible	O
to	O
flash	O
the	O
K550	B-Device
with	O
W610	O
firmware	O
which	O
features	O
Walkman	O
2.0	O
and	O
flash	O
menus	O
pre-installed	O
,	O
but	O
features	O
like	O
the	O
slide	O
shutter	O
which	O
is	O
native	O
to	O
the	O
K550i	B-Device
will	O
not	O
be	O
available	O
in	O
the	O
flashed	O
version	O
considering	O
the	O
W610i	O
does	O
not	O
support	O
the	O
architecture	O
.	O
</s>
