<s>
The	O
Sony	B-Application
Ericsson	I-Application
Xperia	I-Application
mini	I-Application
(	O
model	O
ST15i	O
)	O
is	O
an	O
Android	B-Application
smartphone	B-Application
from	O
Sony	O
Ericsson	O
,	O
released	O
in	O
August	O
2011	O
.	O
</s>
<s>
The	O
Xperia	B-Application
mini	I-Application
has	O
a	O
"	O
mobile	O
BRAVIA	O
engine	O
"	O
driving	O
a	O
320×480	O
pixels	B-Algorithm
capacitive	O
touch-screen	O
,	O
a	O
1GHz	O
Snapdragon	B-Architecture
S2	I-Architecture
processor	O
,	O
a	O
5	O
megapixel	O
camera	O
,	O
512MB	O
of	O
onboard	O
RAM	B-Architecture
,	O
and	O
comes	O
stock	O
with	O
a	O
2GB	O
microSD	B-Device
card	O
(	O
compatible	O
with	O
up	O
to	O
32GB	O
)	O
.	O
</s>
<s>
The	O
Xperia	B-Application
mini	I-Application
(	O
st15i	O
)	O
runs	O
Android	B-Application
2.3	I-Application
"	O
Gingerbread	B-Application
"	O
but	O
can	O
be	O
upgraded	O
to	O
Android	B-Application
4.0	I-Application
,	O
"	O
Ice	O
Cream	O
Sandwich.	O
"	O
</s>
<s>
It	O
was	O
touted	O
as	O
being	O
an	O
ultra-small	O
smartphone	B-Application
that	O
still	O
retained	O
higher-end	O
specifications	O
and	O
performance	O
.	O
</s>
