<s>
The	O
Nokia	B-Device
Lumia	I-Device
830	I-Device
is	O
a	O
smartphone	B-Application
developed	O
by	O
Microsoft	O
Mobile	O
and	O
branded	O
as	O
"	O
Nokia	O
"	O
that	O
runs	O
Microsoft	O
's	O
Windows	B-Protocol
Phone	I-Protocol
8.1	I-Protocol
operating	O
system	O
.	O
</s>
<s>
It	O
is	O
a	O
successor	O
to	O
the	O
2012	O
Nokia	B-Device
Lumia	I-Device
820	I-Device
and	O
marketed	O
as	O
an	O
"	O
affordable	O
flagship	O
"	O
.	O
</s>
<s>
The	O
Lumia	B-Device
830	I-Device
has	O
a	O
metal	O
frame	O
with	O
a	O
removable	O
polycarbonate	O
back	O
.	O
</s>
<s>
The	O
Lumia	B-Device
830	I-Device
has	O
a	O
Qualcomm	O
Snapdragon	O
400	O
MSM8926	O
SoC	B-Architecture
with	O
a	O
1.2GHz	O
quad-core	O
ARM	B-Application
Cortex-A7	I-Application
CPU	O
and	O
a	O
Qualcomm	B-General_Concept
Adreno	I-General_Concept
305	O
GPU	O
.	O
</s>
<s>
The	O
Lumia	B-Device
830	I-Device
has	O
a	O
IPS	B-Architecture
LCD	I-Architecture
display	O
with	O
a	O
resolution	B-General_Concept
of	O
1280x720	O
and	O
an	O
aspect	B-General_Concept
ratio	I-General_Concept
of	O
16:9	O
.	O
</s>
<s>
The	O
Lumia	B-Device
830	I-Device
has	O
a	O
10MP	O
PureView-branded	O
rear	O
camera	O
,	O
sporting	O
a	O
1/3.4	O
-inch	O
BSI	B-Algorithm
sensor	O
with	O
1.12μm	O
pixels	O
,	O
and	O
an	O
optically	O
stabilised	O
Carl	O
Zeiss	O
6-element	O
lens	O
with	O
an	O
f/2.2	O
aperture	B-General_Concept
.	O
</s>
<s>
The	O
Lumia	B-Device
830	I-Device
supports	O
4G	B-Architecture
LTE	O
technology	O
with	O
maximum	O
transfer	O
speeds	O
of	O
150Mbit/s	O
.	O
</s>
<s>
Other	O
wireless	O
connectivity	O
options	O
include	O
dual-band	O
Wi-Fi	O
802.11a/b/g/n	O
,	O
Wi-Fi	B-Application
hotspot	I-Application
,	O
NFC	O
,	O
Bluetooth	B-Protocol
4.0	O
,	O
and	O
wireless	O
screen	O
projection	O
via	O
Miracast	O
.	O
</s>
<s>
Physical	O
connectors	O
include	O
a	O
Micro-USB	O
2.0	O
connector	O
for	O
charging	O
and	O
data	O
transfer	O
,	O
as	O
well	O
as	O
a	O
3.5	O
mm	O
audio	B-Device
jack	I-Device
.	O
</s>
<s>
The	O
Lumia	B-Device
830	I-Device
supports	O
wireless	O
inductive	B-Application
charging	I-Application
using	O
the	O
Qi	O
standard	O
.	O
</s>
<s>
The	O
Lumia	B-Device
830	I-Device
includes	O
a	O
variety	O
of	O
sensors	O
,	O
including	O
proximity	O
sensor	O
,	O
ambient	O
light	O
sensor	O
,	O
magnetometer	O
,	O
gyroscope	B-Application
and	O
accelerometer	O
,	O
as	O
well	O
as	O
Microsoft	O
's	O
Motion	O
Data	O
activity	B-Device
tracker	I-Device
based	O
on	O
Qualcomm	O
's	O
SensorCore	O
technology	O
.	O
</s>
<s>
Due	O
to	O
chipset	O
limitations	O
,	O
however	O
,	O
it	O
does	O
not	O
support	O
passive	O
voice	O
activation	O
for	O
the	O
Cortana	B-Application
digital	O
assistant	O
.	O
</s>
<s>
The	O
Lumia	B-Device
830	I-Device
supports	O
video	O
recording	O
in	O
Dolby	O
Digital	O
Plus	O
and	O
captures	O
5.1	O
surround	O
sound	O
from	O
its	O
dedicated	O
microphones	O
.	O
</s>
<s>
The	O
Lumia	B-Device
830	I-Device
ships	O
with	O
Microsoft	O
's	O
Windows	B-Protocol
Phone	I-Protocol
8.1	I-Protocol
operating	O
system	O
coupled	O
with	O
the	O
Lumia	B-Device
Denim	O
firmware	O
update	O
.	O
</s>
<s>
The	O
new	O
Lumia	B-Device
Camera	O
app	O
in	O
the	O
Denim	O
firmware	O
update	O
adds	O
support	O
for	O
Rich	O
Capture	O
(	O
HDR	O
imaging	O
)	O
,	O
DNG	B-Application
capture	O
and	O
Moment	O
Capture	O
(	O
high-quality	O
2MP	O
stills	O
extraction	O
from	O
1080p	O
video	O
)	O
.	O
</s>
<s>
The	O
Lumia	B-Device
830	I-Device
can	O
be	O
upgraded	O
to	O
Windows	B-Operating_System
10	I-Operating_System
Mobile	I-Operating_System
.	O
</s>
<s>
The	O
Lumia	B-Device
830	I-Device
has	O
received	O
mixed	O
to	O
positive	O
reviews	O
.	O
</s>
<s>
On	O
the	O
other	O
hand	O
,	O
many	O
reviewers	O
found	O
fault	O
with	O
the	O
chipset	O
performance	O
,	O
display	B-General_Concept
resolution	I-General_Concept
and	O
the	O
overall	O
Windows	B-Operating_System
Phone	I-Operating_System
app	I-Operating_System
ecosystem	O
(	O
as	O
compared	O
to	O
Android	O
and	O
iOS	O
)	O
.	O
</s>
<s>
Several	O
reviews	O
drew	O
attention	O
to	O
the	O
fact	O
that	O
the	O
Lumia	B-Device
830	I-Device
would	O
be	O
the	O
last	O
Nokia-branded	O
smartphone	B-Application
,	O
with	O
future	O
models	O
carrying	O
the	O
Microsoft	O
Mobile	O
brand	O
instead	O
.	O
</s>
<s>
Engadget	B-Application
gave	O
the	O
Lumia	B-Device
830	I-Device
a	O
rating	O
of	O
80/100	O
,	O
calling	O
the	O
rear	O
camera	O
"	O
impressive	O
"	O
and	O
praising	O
the	O
premium	O
design	O
and	O
solid	O
battery	O
life	O
,	O
while	O
criticising	O
performance	O
in	O
graphics-intensive	O
games	O
and	O
gaps	O
in	O
the	O
app	O
ecosystem	O
,	O
particularly	O
for	O
Google	O
's	O
services	O
.	O
</s>
<s>
Lee	O
Bell	O
of	O
The	O
Inquirer	O
described	O
the	O
Lumia	B-Device
830	I-Device
as	O
offering	O
many	O
of	O
the	O
same	O
features	O
as	O
the	O
higher-end	O
Lumia	B-Application
930	I-Application
while	O
being	O
more	O
compact	O
,	O
commended	O
the	O
availability	O
of	O
multiple	O
colours	O
and	O
called	O
the	O
display	O
"	O
the	O
most	O
impressive	O
we	O
've	O
seen	O
on	O
a	O
Nokia	B-Device
Lumia	I-Device
device	O
"	O
.	O
</s>
<s>
Brett	O
Howse	O
of	O
AnandTech	O
called	O
the	O
Lumia	B-Device
830	I-Device
"	O
one	O
of	O
the	O
best	O
Nokia	O
phones	O
launched	O
[	O
in	O
2014 ]	O
"	O
,	O
praising	O
the	O
design	O
and	O
ergonomics	O
,	O
but	O
finding	O
that	O
the	O
performance	O
does	O
not	O
measure	O
up	O
to	O
the	O
"	O
affordable	O
flagship	O
"	O
moniker	O
.	O
</s>
<s>
New	O
features	O
added	O
in	O
Windows	B-Protocol
Phone	I-Protocol
8.1	I-Protocol
Update	I-Protocol
1	I-Protocol
and	O
the	O
Lumia	B-Device
Denim	O
firmware	O
update	O
were	O
also	O
praised	O
,	O
while	O
the	O
main	O
downside	O
was	O
seen	O
to	O
be	O
the	O
availability	O
of	O
mid-range	O
Android	O
phones	O
that	O
offer	O
comparable	O
or	O
better	O
specifications	O
for	O
the	O
same	O
or	O
lower	O
price	O
.	O
</s>
<s>
Andy	O
Vandervell	O
of	O
Trusted	O
Reviews	O
gave	O
the	O
Lumia	B-Device
830	I-Device
a	O
score	O
of	O
8/10	O
,	O
saying	O
it	O
compares	O
favourably	O
to	O
the	O
higher-end	O
Lumia	B-Application
930	I-Application
in	O
terms	O
of	O
design	O
,	O
and	O
praising	O
the	O
camera	O
's	O
low-light	O
capabilities	O
.	O
</s>
<s>
Nic	O
Healey	O
of	O
CNET	O
gave	O
the	O
phone	O
a	O
favourable	O
review	O
,	O
listing	O
the	O
camera	O
,	O
design	O
and	O
overall	O
value	O
as	O
positives	O
and	O
saying	O
that	O
"	O
the	O
Lumia	B-Device
830	I-Device
does	O
its	O
dynasty	O
proud	O
"	O
.	O
</s>
<s>
Business	O
Insider	O
UK	O
ranked	O
the	O
Lumia	B-Device
830	I-Device
as	O
15th	O
in	O
their	O
best	O
smartphones	B-Application
list	O
.	O
</s>
