<s>
The	O
Samsung	B-Device
NX20	I-Device
is	O
a	O
digital	B-Device
compact	B-Algorithm
camera	I-Algorithm
produced	O
and	O
marketed	O
by	O
Samsung	B-Application
since	O
April	O
2012	O
as	O
a	O
successor	O
to	O
the	O
Samsung	B-Algorithm
NX11	I-Algorithm
.	O
</s>
<s>
It	O
is	O
a	O
20.3	O
Megapixel	O
mirrorless	B-Device
interchangeable	I-Device
lens	I-Device
camera	I-Device
using	O
the	O
Samsung	B-Algorithm
NX-mount	I-Algorithm
.	O
</s>
<s>
The	O
NX20	B-Device
is	O
comparable	O
in	O
weight	O
and	O
size	O
with	O
cameras	O
such	O
as	O
the	O
Sony	B-Algorithm
NEX	I-Algorithm
,	O
Nikon	B-Algorithm
1	I-Algorithm
and	O
the	O
Micro	B-Operating_System
Four	I-Operating_System
Thirds	I-Operating_System
series	O
of	O
cameras	O
.	O
</s>
<s>
The	O
NX20	B-Device
includes	O
the	O
i-Function	O
lens	O
control	O
system	O
and	O
a	O
built-in	O
WiFi	O
for	O
connection	O
to	O
online	O
services	O
such	O
as	O
email	O
and	O
social	O
networking	O
.	O
</s>
<s>
The	O
NX30	O
is	O
similar	O
to	O
its	O
predecessor	O
,	O
the	O
Samsung	B-Device
NX20	I-Device
,	O
but	O
has	O
fast	O
hybrid	O
autofocus	O
which	O
Samsung	B-Application
claims	O
can	O
detect	O
an	O
object	O
in	O
only	O
80ms	O
.	O
</s>
<s>
In	O
addition	O
to	O
this	O
advanced	O
phase-detect/contrast	O
-detect	O
hybrid	O
autofocus	O
system	O
,	O
but	O
it	O
has	O
improved	O
ISO	O
range	O
,	O
better	O
continuous	O
shooting	O
speed	O
(	O
8	O
vs	O
9	O
fps	O
)	O
,	O
Full	O
HD	O
videos	O
@	O
60fps	O
(	O
NX20	B-Device
being	O
limited	O
to	O
30fps	O
only	O
)	O
,	O
a	O
higher	O
resolution	O
display	O
and	O
tiltable	O
viewfinder	O
.	O
</s>
