<s>
Samsung	B-Application
Galaxy	I-Application
Ace	I-Application
2	I-Application
(	O
GT-I8160	B-Application
)	O
is	O
a	O
smartphone	B-Application
manufactured	O
by	O
Samsung	B-Application
that	O
runs	O
the	O
Android	B-Application
operating	I-Application
system	I-Application
.	O
</s>
<s>
Announced	O
and	O
released	O
by	O
Samsung	B-Application
in	O
February	O
2012	O
,	O
the	O
Galaxy	B-Application
Ace	I-Application
2	I-Application
is	O
the	O
successor	O
to	O
the	O
Galaxy	B-Application
Ace	I-Application
Plus	I-Application
.	O
</s>
<s>
Being	O
a	O
mid-range	O
smartphone	B-Application
,	O
Galaxy	B-Application
Ace	I-Application
2	I-Application
contains	O
hardware	O
between	O
that	O
of	O
the	O
Galaxy	B-Application
Ace	I-Application
Plus	I-Application
and	O
Galaxy	B-Application
S	I-Application
Advance	I-Application
;	O
it	O
features	O
a	O
dual-core	O
800MHz	O
processor	O
on	O
the	O
NovaThor	O
U8500	O
chipset	O
with	O
the	O
Mali-400	O
GPU	O
.	O
</s>
<s>
Galaxy	B-Application
Ace	I-Application
2	I-Application
is	O
a	O
3.5G	O
mobile	O
device	O
that	O
offers	O
quad-band	O
GSM	O
,	O
and	O
was	O
announced	O
with	O
dual-band	O
900/2100MHz	O
HSDPA	O
at	O
14.4	O
Mbit/s	O
downlink	O
and	O
5.76	O
Mbit/s	O
uplink	O
speeds	O
.	O
</s>
<s>
The	O
display	O
is	O
a	O
3.8-inch	O
capacitive	B-Device
PLS	O
TFT	B-Device
LCD	I-Device
touchscreen	B-Device
with	O
16M	O
colours	O
in	O
a	O
WVGA	O
(	O
480x800	O
)	O
resolution	O
.	O
</s>
<s>
There	O
is	O
also	O
a	O
5-megapixel	O
camera	O
with	O
LED	O
flash	O
and	O
auto-focus	O
,	O
capable	O
of	O
recording	O
videos	O
at	O
QVGA	O
(	O
320x240	O
)	O
,	O
VGA	B-Protocol
(	O
640x480	O
)	O
and	O
HD	O
(	O
1280x720	O
)	O
resolutions	O
.	O
</s>
<s>
Galaxy	B-Application
Ace	I-Application
2	I-Application
also	O
has	O
a	O
front-facing	O
VGA	B-Protocol
camera	O
.	O
</s>
<s>
Galaxy	B-Application
Ace	I-Application
2	I-Application
comes	O
with	O
Android	B-Application
2.3.6	I-Application
Gingerbread	I-Application
and	O
Samsung	B-Application
's	O
proprietary	O
TouchWiz	B-Application
user	I-Application
interface	I-Application
.	O
</s>
<s>
In	O
September	O
2012	O
,	O
Samsung	B-Application
announced	O
that	O
Galaxy	B-Application
Ace	I-Application
2	I-Application
would	O
be	O
updated	O
to	O
Android	B-Application
4.1.2	I-Application
Jelly	B-Application
Bean	I-Application
.	O
</s>
<s>
The	O
phone	O
can	O
be	O
upgraded	O
to	O
Android	B-Application
4.3	I-Application
Jelly	B-Application
Bean	I-Application
.	O
</s>
<s>
Galaxy	B-Application
Ace	I-Application
2	I-Application
has	O
social	O
network	O
integration	O
abilities	O
and	O
multimedia	O
features	O
.	O
</s>
<s>
It	O
is	O
also	O
preloaded	O
with	O
basic	O
Google	B-Application
Apps	I-Application
,	O
such	O
as	O
Google+	O
and	O
Google	O
Talk	O
.	O
</s>
<s>
The	O
device	O
also	O
unofficially	O
supports	O
CyanogenMod	B-Application
as	O
well	O
as	O
other	O
AOSP-derived	O
roms	O
like	O
AOKP	B-Application
.	O
</s>
<s>
It	O
also	O
unofficially	O
supports	O
LineageOS	B-Application
(	O
14.1	O
and	O
15.1	O
version	O
)	O
.	O
</s>
<s>
Galaxy	B-Application
Ace	I-Application
2x	O
(	O
GT-S7560M	O
)	O
and	O
in	O
some	O
markets	O
Galaxy	B-Operating_System
Trend	O
(	O
GT-S7560	O
)	O
are	O
at	O
first	O
glance	O
variants	O
of	O
Galaxy	B-Application
Ace	I-Application
2	I-Application
,	O
in	O
that	O
both	O
have	O
a	O
similar	O
shell	O
and	O
specifications	O
;	O
such	O
as	O
the	O
slightly	O
larger	O
4	O
"	O
screen	O
,	O
and	O
similar	O
specs	O
for	O
RAM	O
and	O
storage	O
space	O
.	O
</s>
<s>
The	O
major	O
differentiator	O
is	O
in	O
processing	O
power	O
:	O
While	O
Galaxy	B-Application
Ace	I-Application
2	I-Application
has	O
a	O
dual-core	O
800MHz	O
CPU	O
,	O
then	O
Galaxy	B-Application
Ace	I-Application
II	O
x	O
and	O
Galaxy	B-Operating_System
Trend	O
contain	O
a	O
single-core	O
1GHz	O
ARM	B-Application
Cortex-A5	I-Application
processor	O
in	O
conjunction	O
with	O
an	O
enhanced	O
Adreno	O
200	O
GPU	O
.	O
</s>
<s>
The	O
single-core	O
Snapdragon	B-Architecture
S1	O
MSM7227A	O
ARMv7	O
SoC	B-Architecture
design	O
is	O
much	O
closer	O
to	O
the	O
one	O
in	O
Samsung	B-Application
Galaxy	I-Application
Mini	I-Application
2	I-Application
.	O
</s>
<s>
Galaxy	B-Application
Ace	I-Application
2	I-Application
x	O
and	O
Galaxy	B-Operating_System
Trend	O
have	O
645MB	O
of	O
accessible	O
RAM	O
(	O
out	O
of	O
the	O
total	O
768	O
MB	O
)	O
,	O
and	O
approximately	O
2GB	O
of	O
user-accessible	O
internal	O
storage	O
.	O
</s>
<s>
Galaxy	B-Application
S	I-Application
Duos	I-Application
(	O
GT-S7562	B-Application
)	O
is	O
available	O
with	O
very	O
similar	O
specifications	O
;	O
the	O
primary	O
differentiating	O
feature	O
is	O
its	O
dual-SIM	O
support	O
.	O
</s>
<s>
Galaxy	B-Operating_System
Trend	O
Plus	O
(	O
GT-S7580	O
)	O
has	O
very	O
minor	O
differences	O
comparing	O
with	O
Galaxy	B-Operating_System
Trend	O
(	O
GT-S7560	O
)	O
.	O
</s>
<s>
Trend	O
Plus	O
has	O
Android	B-Application
4.2	I-Application
Jelly	B-Application
Bean	I-Application
out	O
of	O
the	O
box	O
,	O
single-core	O
1.2GHz	O
processor	O
in	O
conjunction	O
with	O
VideoCore	O
4	O
GPU	O
and	O
Broadcom	O
BCM21664	O
SoC	B-Architecture
.	O
</s>
<s>
Galaxy	B-Application
S	I-Application
Duos	I-Application
2	I-Application
(	O
GT-S7582	B-Application
)	O
is	O
a	O
dual-SIM	O
equivalent	O
of	O
Galaxy	B-Operating_System
Trend	O
Plus	O
.	O
</s>
<s>
The	O
devices	O
are	O
powered	O
by	O
Android	B-Application
4.0.4	I-Application
Ice	B-Application
Cream	I-Application
Sandwich	I-Application
,	O
running	O
Samsung	B-Application
's	O
proprietary	O
TouchWiz	B-Application
Nature	O
UX	O
as	O
the	O
default	O
user	O
interface	O
.	O
</s>
<s>
Where	O
possible	O
,	O
the	O
operating	O
systems	O
can	O
be	O
upgraded	O
to	O
somewhat	O
newer	O
official	O
versions	O
of	O
Android	B-Application
4.x	I-Application
than	O
the	O
factory	O
install	O
.	O
</s>
<s>
Since	O
these	O
phones	O
run	O
Android	B-Application
4.0	I-Application
,	O
they	O
are	O
still	O
supported	O
by	O
cloud	O
,	O
communications	O
and	O
social	O
networking	O
services	O
that	O
push	O
the	O
latest	O
versions	O
of	O
their	O
apps	O
,	O
which	O
have	O
in	O
some	O
cases	O
been	O
designed	O
with	O
only	O
the	O
newest	O
hardware	O
in	O
mind	O
.	O
</s>
<s>
The	B-Application
Facebook	I-Application
app	O
has	O
been	O
singled	O
out	O
as	O
the	O
one	O
that	O
uses	O
the	O
most	O
resources	O
overall	O
;	O
it	O
can	O
demonstrably	O
consume	O
between	O
206-231	O
MB	O
of	O
RAM	O
memory	O
,	O
whereas	O
Metal	O
(	O
a	O
Facebook	B-Application
wrapper	O
)	O
and	O
Facebook	B-Application
Lite	O
are	O
much	O
easier	O
on	O
phone	O
RAM	O
and	O
battery	O
life	O
.	O
</s>
<s>
Alternately	O
,	O
the	B-Application
Facebook	I-Application
mobile	O
site	O
can	O
be	O
used	O
,	O
as	O
it	O
uses	O
browser	O
notifications	O
in	O
browsers	O
that	O
support	O
this	O
functionality	O
.	O
</s>
