<s>
Surface	B-Device
2	I-Device
is	O
a	O
Surface-series	B-Device
Windows	B-Operating_System
RT	I-Operating_System
hybrid	O
tablet	O
computer	O
created	O
by	O
Microsoft	O
.	O
</s>
<s>
It	O
was	O
unveiled	O
on	O
September	O
23	O
,	O
2013	O
,	O
and	O
released	O
on	O
October	O
22	O
,	O
2013	O
and	O
is	O
the	O
successor	O
to	O
the	O
original	B-Device
Surface	I-Device
.	O
</s>
<s>
As	O
of	O
January	O
2015	O
,	O
Microsoft	O
no	O
longer	O
manufactures	O
Surface	B-Device
2	I-Device
,	O
and	O
provided	O
security	O
updates	O
for	O
the	O
device	O
until	O
January	O
2023	O
.	O
</s>
<s>
Microsoft	O
's	O
next	O
attempt	O
at	O
a	O
Windows-on-ARM	O
tablet	O
would	O
be	O
the	O
Surface	B-Device
Pro	I-Device
X	I-Device
,	O
released	O
in	O
2019	O
,	O
six	O
years	O
after	O
the	O
Surface	B-Device
2	I-Device
.	O
</s>
<s>
Pre-orders	O
for	O
the	O
Surface	B-Device
2	I-Device
were	O
opened	O
on	O
September	O
24	O
,	O
2013	O
,	O
and	O
the	O
device	O
was	O
released	O
on	O
October	O
22	O
,	O
2013	O
.	O
</s>
<s>
As	O
value-added	O
services	O
,	O
the	O
Surface	B-Device
2	I-Device
includes	O
200	O
GB	O
of	O
additional	O
OneDrive	B-Application
storage	O
for	O
2	O
years	O
,	O
1	O
year	O
of	O
free	O
Skype	B-Application
calls	O
to	O
landlines	B-Application
,	O
and	O
access	O
to	O
Skype	B-Application
WiFi	O
hotspots	O
.	O
</s>
<s>
In	O
January	O
2015	O
,	O
after	O
its	O
stock	O
sold	O
out	O
on	O
Microsoft	B-Application
Store	I-Application
online	I-Application
,	O
Microsoft	O
confirmed	O
that	O
it	O
had	O
discontinued	O
further	O
production	O
of	O
Surface	B-Device
2	I-Device
.	O
</s>
<s>
After	O
Surface	B-Device
2	I-Device
,	O
the	O
Nokia	B-Device
Lumia	I-Device
2520	I-Device
was	O
the	O
only	O
remaining	O
Windows	B-Operating_System
RT	I-Operating_System
device	O
on	O
the	O
market	O
,	O
before	O
that	O
being	O
discontinued	O
as	O
well	O
just	O
a	O
week	O
later	O
.	O
</s>
<s>
Made	O
of	O
magnesium	O
alloy	O
and	O
toughened	O
glass	O
,	O
the	O
outer	O
shell	O
of	O
Surface	B-Device
2	I-Device
maintains	O
a	O
similar	O
design	O
to	O
its	O
predecessor	O
,	O
but	O
in	O
a	O
"	O
bare	O
metal	O
"	O
silver	O
color	O
scheme	O
with	O
a	O
black	O
bezel	O
.	O
</s>
<s>
Surface	B-Device
2	I-Device
is	O
also	O
slightly	O
thinner	O
and	O
lighter	O
than	O
the	O
previous	O
model	O
.	O
</s>
<s>
Surface	B-Device
2	I-Device
uses	O
a	O
1.7GHz	O
quad-core	O
Nvidia	O
Tegra	O
4	O
chipset	O
with	O
2	O
GB	O
of	O
RAM	O
;	O
Microsoft	O
claimed	O
that	O
the	O
new	O
chipset	O
and	O
other	O
improvements	O
to	O
its	O
internal	O
hardware	O
made	O
the	O
Surface	B-Device
2	I-Device
three	O
to	O
four	O
times	O
faster	O
than	O
the	O
original	B-Device
Surface	I-Device
,	O
and	O
that	O
it	O
had	O
10	O
hours	O
of	O
battery	O
life	O
playing	O
videos	O
.	O
</s>
<s>
Unlike	O
the	O
original	B-Device
Surface	I-Device
(	O
which	O
used	O
a	O
1366	O
x	O
768	O
display	O
)	O
,	O
the	O
Surface	B-Device
2	I-Device
uses	O
a	O
1080p	O
display	O
,	O
the	O
same	O
as	O
in	O
Surface	B-Device
Pro	O
2	O
.	O
</s>
<s>
The	O
Surface	B-Device
2	I-Device
ships	O
with	O
Windows	B-Operating_System
RT	I-Operating_System
8.1	I-Operating_System
.	O
</s>
<s>
The	O
4G	O
LTE	O
model	O
of	O
Surface	B-Device
2	I-Device
was	O
launched	O
on	O
March	O
18	O
,	O
2014	O
,	O
and	O
comes	O
as	O
a	O
64GB	O
model	O
only	O
.	O
</s>
<s>
AT&T	O
is	O
the	O
Microsoft	O
cellular	O
partner	O
and	O
Surface	B-Device
2	I-Device
4G	O
LTE	O
comes	O
with	O
AT&T	O
"	O
All	O
Access	O
"	O
app	O
pre-installed	O
but	O
the	O
device	O
actually	O
ships	O
unlocked	O
.	O
</s>
<s>
The	O
Surface	B-Device
2	I-Device
includes	O
what	O
Microsoft	O
calls	O
a	O
silver-magnesium	O
color	O
that	O
is	O
more	O
scratch	O
resistant	O
compared	O
to	O
the	O
original	B-Device
Surface	I-Device
.	O
</s>
<s>
The	O
Surface	B-Device
2	I-Device
ships	O
with	O
Windows	B-Operating_System
RT	I-Operating_System
8.1	I-Operating_System
and	O
Office	O
2013	O
RT	O
,	O
unlike	O
the	O
original	B-Device
Surface	I-Device
which	O
launched	O
with	O
Office	O
2013	O
RT	O
Beta	O
(	O
but	O
which	O
later	O
received	O
the	O
final	O
release	O
version	O
)	O
.	O
</s>
<s>
Just	O
like	O
its	O
predecessor	O
,	O
desktop	O
apps	O
other	O
than	O
those	O
already	O
bundled	O
with	O
the	O
OS	O
are	O
forbidden	O
to	O
run	O
on	O
the	O
Surface	B-Device
2	I-Device
,	O
so	O
the	O
device	O
,	O
unlike	O
its	O
successor	O
,	O
Surface	B-Device
3	I-Device
,	O
cannot	O
be	O
classified	O
as	O
a	O
2-in-1	B-Device
PC	I-Device
.	O
</s>
<s>
A	O
notable	O
change	O
from	O
the	O
Surface	B-Device
to	O
the	O
Surface	B-Device
2	I-Device
is	O
the	O
hiding	O
of	O
the	O
desktop	O
tile	O
from	O
the	O
Start	O
Screen	B-Device
.	O
</s>
<s>
Updated	O
versions	O
of	O
the	O
Surface	B-Device
's	O
cover	O
accessories	O
are	O
available	O
for	O
the	O
Surface	B-Device
2	I-Device
;	O
the	O
Touch	O
Cover	O
2	O
and	O
Type	O
Cover	O
2	O
are	O
slightly	O
thinner	O
than	O
the	O
previous	O
versions	O
and	O
now	O
include	O
a	O
"	O
dynamic	O
"	O
backlight	O
system	O
.	O
</s>
<s>
Accompanying	O
the	O
Touch	O
Cover	O
2	O
and	O
Type	O
Cover	O
2	O
was	O
a	O
wireless	O
adapter	O
that	O
allows	O
them	O
to	O
be	O
connected	O
up	O
to	O
30	O
feet	O
away	O
via	O
Bluetooth	B-Protocol
.	O
</s>
<s>
While	O
mainstream	O
public	O
release	O
has	O
been	O
announced	O
,	O
it	O
will	O
be	O
distributed	O
to	O
musicians	O
through	O
the	O
Surface	B-Device
Remix	O
Project	O
campaign	O
.	O
</s>
<s>
Initial	O
reviews	O
of	O
the	O
Surface	B-Device
2	I-Device
have	O
been	O
mixed	O
.	O
</s>
<s>
Reviewers	O
have	O
generally	O
been	O
positive	O
about	O
the	O
device	O
's	O
hardware	O
and	O
improvements	O
when	O
compared	O
to	O
the	O
original	B-Device
Surface	I-Device
.	O
</s>
<s>
However	O
,	O
the	O
Surface	B-Device
2	I-Device
was	O
often	O
criticized	O
for	O
a	O
lack	O
of	O
support	O
for	O
traditional	O
Windows	O
desktop	O
programs	O
and	O
the	O
low	O
number	O
of	O
high	O
quality	O
apps	O
available	O
from	O
the	O
Windows	B-Application
Store	I-Application
.	O
</s>
<s>
But	O
skeptics	O
acknowledged	O
that	O
the	O
growth	O
was	O
there	O
despite	O
still	O
losing	O
money	O
on	O
the	O
Surface	B-Device
brand	O
.	O
</s>
<s>
The	O
Surface	B-Device
2	I-Device
has	O
been	O
reported	O
to	O
have	O
some	O
overheating	O
issues	O
.	O
</s>
