<s>
The	O
Samsung	B-Device
Gear	I-Device
S2	I-Device
is	O
a	O
smartwatch	B-Application
developed	O
by	O
Samsung	O
Electronics	O
running	O
Samsung	O
's	O
Tizen	B-Application
operating	O
system	O
.	O
</s>
<s>
Its	O
successor	O
,	O
the	O
Samsung	B-Application
Gear	I-Application
S3	I-Application
,	O
was	O
released	O
on	O
November	O
18	O
,	O
2016	O
.	O
</s>
<s>
It	O
has	O
a	O
Super	O
AMOLED	O
display	O
with	O
a	O
resolution	O
of	O
360	O
x	O
360	O
pixels	B-Algorithm
and	O
a	O
screen	O
size	O
of	O
1.2	O
inches	O
.	O
</s>
