<s>
Microsoft	B-Device
Band	I-Device
is	O
a	O
discontinued	O
smart	B-Device
band	I-Device
with	O
smartwatch	B-Application
and	O
activity	O
tracker/fitness	O
tracker	O
features	O
,	O
created	O
and	O
developed	O
by	O
Microsoft	O
.	O
</s>
<s>
The	O
Microsoft	B-Device
Band	I-Device
incorporates	O
fitness	B-Device
tracking	I-Device
and	O
health-oriented	O
capabilities	O
and	O
integrated	O
with	O
Windows	B-Protocol
Phone	I-Protocol
,	O
iOS	B-Application
,	O
and	O
Android	B-Application
smartphones	B-Application
through	O
a	O
Bluetooth	B-Protocol
connection	O
.	O
</s>
<s>
The	O
Microsoft	B-Device
Band	I-Device
was	O
announced	O
by	O
Microsoft	O
on	O
October	O
29	O
,	O
2014	O
and	O
released	O
in	O
limited	O
quantities	O
in	O
the	O
US	O
the	O
following	O
day	O
.	O
</s>
<s>
Production	O
was	O
ramped	O
up	O
in	O
March	O
2015	O
to	O
increase	O
availability	O
,	O
several	O
months	O
after	O
the	O
release	O
of	O
Android	B-Application
Wear	I-Application
but	O
ahead	O
of	O
the	O
Apple	B-Device
Watch	I-Device
.	O
</s>
<s>
Availability	O
was	O
expanded	O
in	O
the	O
US	O
to	O
include	O
retailers	O
Amazon	B-Application
,	O
Best	O
Buy	O
,	O
and	O
Target	O
.	O
</s>
<s>
On	O
April	O
15	O
,	O
2015	O
,	O
the	O
Microsoft	B-Device
Band	I-Device
was	O
released	O
in	O
the	O
UK	O
priced	O
at	O
£169.99	O
and	O
available	O
for	O
purchase	O
through	O
the	O
Microsoft	O
Store	O
,	O
or	O
from	O
select	O
partners	O
.	O
</s>
<s>
The	O
Microsoft	B-Device
band	I-Device
incorporates	O
ten	O
sensors	O
,	O
though	O
only	O
eight	O
were	O
documented	O
on	O
Microsoft	O
's	O
product	O
page	O
:	O
</s>
<s>
The	O
Band	O
's	O
battery	O
was	O
designed	O
to	O
run	O
for	O
two	O
days	O
on	O
a	O
full	O
charge	O
,	O
and	O
the	O
device	O
partially	O
relies	O
on	O
its	O
companion	O
app	O
Microsoft	B-Application
Health	I-Application
,	O
which	O
was	O
available	O
for	O
operating	O
systems	O
beginning	O
with	O
Windows	B-Protocol
Phone	I-Protocol
8.1	I-Protocol
,	O
Android	B-Application
4.3	I-Application
+	I-Application
,	O
and	O
iOS	B-Application
7.1	I-Application
+	I-Application
,	O
if	O
Bluetooth	B-Protocol
was	O
available	O
.	O
</s>
<s>
Despite	O
being	O
designed	O
as	O
a	O
fitness	B-Device
tracker	I-Device
,	O
the	O
Band	O
has	O
numerous	O
smartwatch-like	O
features	O
,	O
such	O
as	O
built	O
in	O
apps	B-Application
(	O
called	O
tiles	O
)	O
like	O
Exercise	O
,	O
UV	O
,	O
Alarm	O
&	O
Timer	O
,	O
Calls	O
,	O
Messages	O
,	O
Calendar	B-Application
,	O
Facebook	B-Application
,	O
Weather	O
and	O
more	O
.	O
</s>
<s>
The	O
Band	O
worked	O
with	O
any	O
Windows	B-Protocol
Phone	I-Protocol
8.1	I-Protocol
device	O
.	O
</s>
<s>
If	O
paired	O
with	O
a	O
device	O
running	O
Windows	B-Protocol
Phone	I-Protocol
8.1	I-Protocol
Update	I-Protocol
1	I-Protocol
,	O
Cortana	B-Application
might	O
also	O
be	O
available	O
,	O
although	O
some	O
features	O
still	O
require	O
direct	O
use	O
of	O
the	O
paired	O
phone	B-Application
.	O
</s>
<s>
This	O
Update	O
1	O
was	O
included	O
with	O
the	O
Lumia	O
Denim	O
firmware	O
for	O
Microsoft	B-Device
Lumia	I-Device
phones	I-Device
.	O
</s>
<s>
Users	O
can	O
view	O
their	O
latest	O
notifications	O
on	O
their	O
phone	B-Application
by	O
using	O
the	O
Notifications	O
Center	O
Tile	O
.	O
</s>
<s>
The	O
device	O
functioned	O
as	O
a	O
way	O
to	O
promote	O
Microsoft	B-Application
software	I-Application
and	O
license	O
it	O
to	O
developers	B-Application
and	O
OEMs	O
.	O
</s>
