<s>
The	O
Samsung	B-Application
Galaxy	I-Application
Ace	I-Application
4	I-Application
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
in	O
June	O
and	O
released	O
by	O
Samsung	B-Application
in	O
August	O
2014	O
,	O
the	O
Galaxy	B-Application
Ace	I-Application
4	O
is	O
the	O
successor	O
to	O
the	O
Galaxy	B-Application
Ace	I-Application
3	I-Application
.	O
</s>
<s>
The	O
Galaxy	B-Application
Ace	I-Application
4	O
is	O
slightly	O
heavier	O
than	O
the	O
Ace	O
3	O
at	O
123.8	O
grams	O
.	O
</s>
<s>
The	O
Galaxy	B-Application
Ace	I-Application
4	O
is	O
a	O
4G	B-Architecture
smartphone	B-Application
with	O
GSM/HSPA	O
network	O
.	O
</s>
<s>
It	O
has	O
4.0	O
inch	O
capacitive	B-Device
touchscreen	B-Device
with	O
16M	O
colours	O
WVGA	O
(	O
480x800	O
)	O
resolution	O
.	O
</s>
<s>
Capable	O
of	O
recording	O
videos	O
at	O
720p	O
@30fps	O
)	O
,	O
VGA	B-Protocol
.	O
</s>
<s>
The	O
Galaxy	B-Application
Ace	I-Application
4	O
comes	O
with	O
a	O
1500mAh	O
Li-Ion	O
battery	O
.	O
</s>
<s>
Other	O
specifications	O
remain	O
identical	O
:	O
1	O
GB	O
of	O
memory	O
,	O
8	O
GB	O
of	O
storage	O
,	O
a	O
micro	O
USB	O
2.0	O
port	O
at	O
the	O
bottom	O
and	O
a	O
combined	O
stereo	B-Device
jack	I-Device
at	O
the	O
top	O
.	O
</s>
<s>
Access	O
to	O
the	O
micro	O
SIM	O
slot	O
and	O
the	O
micro	B-Device
SD	I-Device
slot	O
is	O
possible	O
after	O
removing	O
the	O
back	O
cover	O
.	O
</s>
