<s>
The	O
HP	B-Application
TouchPad	I-Application
is	O
a	O
tablet	B-Device
computer	I-Device
that	O
was	O
developed	O
and	O
designed	O
by	O
Hewlett-Packard	O
.	O
</s>
<s>
The	O
HP	B-Application
TouchPad	I-Application
was	O
launched	O
on	O
July	O
1	O
,	O
2011	O
,	O
in	O
the	O
United	O
States	O
;	O
July	O
15	O
in	O
Canada	O
,	O
United	O
Kingdom	O
,	O
France	O
,	O
Germany	O
;	O
and	O
August	O
15	O
in	O
Australia	O
.	O
</s>
<s>
On	O
August	O
18	O
,	O
2011	O
,	O
49	O
days	O
after	O
the	O
TouchPad	B-Application
was	O
launched	O
in	O
the	O
United	O
States	O
,	O
HP	O
announced	O
that	O
it	O
would	O
discontinue	O
all	O
current	O
devices	O
running	O
webOS	B-Operating_System
.	O
</s>
<s>
Remaining	O
TouchPad	B-Application
stock	O
received	O
substantial	O
price	O
reductions	O
,	O
and	O
quickly	O
sold	O
out	O
.	O
</s>
<s>
The	O
HP	B-Application
TouchPad	I-Application
was	O
announced	O
on	O
February	O
9	O
,	O
2011	O
,	O
at	O
the	O
webOS	B-Operating_System
"	O
Think	O
Beyond	O
"	O
event	O
held	O
at	O
the	O
Fort	O
Mason	O
Center	O
in	O
San	O
Francisco	O
alongside	O
the	O
HP	B-Application
Veer	I-Application
and	O
HP	B-Application
Pre	I-Application
3	I-Application
.	O
</s>
<s>
Initial	O
sales	O
of	O
the	O
device	O
sold	O
25,000	O
of	O
270,000	O
units	O
,	O
and	O
did	O
not	O
meet	O
HP	O
's	O
expectations	O
,	O
rapidly	O
becoming	O
overshadowed	O
by	O
the	O
launch	O
of	O
the	O
iPad	B-Operating_System
2	I-Operating_System
in	O
March	O
.	O
</s>
<s>
On	O
August	O
16	O
,	O
2011	O
,	O
it	O
was	O
reported	O
that	O
Best	O
Buy	O
refused	O
to	O
pay	O
HP	O
for	O
any	O
more	O
TouchPad	B-Application
stock	O
.	O
</s>
<s>
In	O
Europe	O
,	O
the	O
TouchPad	B-Application
was	O
estimated	O
to	O
have	O
sold	O
12,000	O
in	O
its	O
first	O
month	O
of	O
release	O
.	O
</s>
<s>
On	O
August	O
18	O
,	O
HP	O
announced	O
that	O
it	O
would	O
discontinue	O
all	O
webOS	B-Operating_System
devices	O
.	O
</s>
<s>
HP	O
CTO	O
Shane	O
Robison	O
noted	O
that	O
the	O
TouchPad	B-Application
"	O
was	O
half	O
a	O
generation	O
or	O
a	O
generation	O
behind	O
the	O
iPad	B-Operating_System
and	O
so	O
that	O
was	O
n't	O
going	O
to	O
drive	O
volume.	O
"	O
</s>
<s>
Some	O
years	O
later	O
,	O
a	O
member	O
of	O
the	O
development	O
team	O
described	O
the	O
device	O
as	O
being	O
made	O
from	O
"	O
cast-off	O
reject	O
iPad	B-Operating_System
parts.	O
"	O
</s>
<s>
On	O
August	O
19	O
,	O
2011	O
,	O
HP	O
announced	O
a	O
substantial	O
price	O
drop	O
on	O
the	O
TouchPad	B-Application
.	O
</s>
<s>
Large	O
numbers	O
of	O
buyers	O
acquired	O
the	O
TouchPad	B-Application
at	O
these	O
"	O
firesale	O
"	O
prices	O
.	O
</s>
<s>
Online	O
retailers	O
,	O
including	O
Barnes	O
&	O
Noble	O
,	O
Amazon.com,	O
and	O
Best	O
Buy	O
,	O
took	O
orders	O
on	O
August	O
22	O
that	O
rapidly	O
exceeded	O
their	O
inventory	O
,	O
and	O
were	O
forced	O
to	O
cancel	O
many	O
orders	O
.	O
</s>
<s>
Similar	O
sales	O
took	O
place	O
in	O
the	O
UK	O
with	O
several	O
stores	O
reducing	O
prices	O
( £89	O
for	O
the	O
16GB	O
and	O
£115	O
for	O
the	O
32GB	O
)	O
,	O
and	O
the	O
HP	B-Application
TouchPad	I-Application
became	O
the	O
tablet	B-Device
with	O
the	O
highest	O
approval	O
rating	O
.	O
</s>
<s>
HP	B-Application
TouchPad	I-Application
stock	O
immediately	O
sold	O
out	O
domestically	O
and	O
overseas	O
from	O
consumers	O
rushing	O
to	O
take	O
advantage	O
of	O
the	O
price	O
promotion	O
.	O
</s>
<s>
Following	O
this	O
successful	O
sale	O
,	O
and	O
to	O
clear	O
out	O
their	O
component	O
suppliers	O
 '	O
inventories	O
of	O
touch	B-Device
panels	I-Device
,	O
batteries	O
,	O
and	O
chassis	O
,	O
HP	O
announced	O
on	O
August	O
30	O
that	O
it	O
would	O
make	O
another	O
production	O
run	O
of	O
the	O
TouchPad	B-Application
.	O
</s>
<s>
Following	O
Meg	O
Whitman	O
's	O
appointment	O
as	O
CEO	O
of	O
HP	O
,	O
in	O
conjunction	O
with	O
an	O
announcement	O
of	O
the	O
company	O
's	O
plans	O
to	O
continue	O
developing	O
webOS	B-Operating_System
as	O
an	O
open-source	B-Application
operating	B-General_Concept
system	I-General_Concept
,	O
she	O
said	O
that	O
the	O
company	O
would	O
continue	O
using	O
the	O
OS	O
in	O
devices	O
,	O
specifically	O
resuming	O
its	O
use	O
in	O
tablets	B-Device
.	O
</s>
<s>
In	O
February	O
2013	O
,	O
HP	O
sold	O
the	O
source	O
code	O
and	O
transferred	O
the	O
remaining	O
webOS	B-Operating_System
team	O
to	O
LG	O
,	O
effectively	O
ending	O
the	O
webOS	B-Operating_System
 '	O
deployment	O
in	O
tablets	B-Device
and	O
consumer	O
products	O
.	O
</s>
<s>
The	O
HP	B-Application
TouchPad	I-Application
is	O
a	O
touchscreen	B-Device
tablet	B-Device
that	O
runs	O
HP	B-Operating_System
webOS	I-Operating_System
.	O
</s>
<s>
The	O
TouchPad	B-Application
uses	O
card	O
multitasking	O
found	O
in	O
Palm	B-Application
Pre	I-Application
phones	O
.	O
</s>
<s>
The	O
integrated	O
webcam	O
on	O
the	O
front	O
of	O
the	O
HP	B-Application
TouchPad	I-Application
enables	O
video	O
conferencing	O
.	O
</s>
<s>
The	O
HP	B-Application
TouchPad	I-Application
also	O
allows	O
for	O
haptic	O
feedback	O
with	O
vibration	O
function	O
.	O
</s>
<s>
The	O
hardware	O
includes	O
an	O
ARM-based	O
Qualcomm	B-Architecture
Snapdragon	I-Architecture
processor	O
and	O
1GB	O
of	O
RAM	O
.	O
</s>
<s>
"	O
Touch	O
to	O
Share	O
"	O
allows	O
a	O
Pre	B-Application
3	I-Application
mobile	O
to	O
share	O
information	O
such	O
as	O
websites	O
by	O
touching	O
its	O
sensors	O
with	O
the	O
TouchPad	B-Application
's	O
sensors	O
.	O
</s>
<s>
The	O
TouchPad	B-Application
can	O
receive	O
calls	O
and	O
text	O
messages	O
forwarded	O
from	O
any	O
phone	O
using	O
a	O
Palm	O
Profile	O
.	O
</s>
<s>
An	O
independent	O
site	O
estimated	O
that	O
the	O
16GB	O
and	O
the	O
32GB	O
HP	B-Application
TouchPad	I-Application
's	O
contained	O
$296.15	O
and	O
$318.15	O
of	O
materials	O
respectively	O
with	O
a	O
cost	O
to	O
assemble	O
of	O
$10	O
.	O
</s>
<s>
The	O
HP	B-Application
TouchPad	I-Application
has	O
a	O
9.7inch	O
,	O
1024×768	O
pixel	B-Algorithm
,	O
Gorilla	O
Glass	O
multitouch	B-Application
capacitive	O
touch	B-Device
screen	I-Device
.	O
</s>
<s>
The	O
TouchPad	B-Application
's	O
virtual	O
keyboard	O
can	O
be	O
configured	O
to	O
one	O
of	O
four	O
preset	O
sizes	O
,	O
and	O
has	O
a	O
number	O
row	O
on	O
top	O
of	O
the	O
common	O
QWERTY	O
layout	O
.	O
</s>
<s>
The	O
TouchPad	B-Application
also	O
features	O
an	O
InvenSense	O
3-axis	O
gyroscope	B-Application
.	O
</s>
<s>
The	O
TouchPad	B-Application
has	O
three	O
separate	O
physical	O
buttons	O
,	O
a	O
sleep/wake	O
button	O
on	O
the	O
top	O
right	O
,	O
a	O
home	O
button	O
at	O
the	O
bottom	O
of	O
the	O
front	O
that	O
launches	O
the	O
card	O
view	O
or	O
the	O
app	O
launcher	O
and	O
a	O
set	O
of	O
volume	O
rockers	O
at	O
the	O
right	O
of	O
the	O
device	O
.	O
</s>
<s>
Holding	O
the	O
power	O
button	O
and	O
the	O
home	O
button	O
together	O
creates	O
a	O
screen	B-Device
snapshot	O
.	O
</s>
<s>
The	O
TouchPad	B-Application
has	O
stereo	O
speakers	O
that	O
feature	O
Beats	O
Audio	O
.	O
</s>
<s>
The	O
Atheros	O
AR6003	O
chipset	O
supports	O
dual	O
band	O
2.4GHz	O
and	O
5GHz	O
Wi-Fi	O
802.11a/b/g/n	O
and	O
Bluetooth	B-Protocol
2.1	O
+	O
EDR	O
with	O
A2DP	O
stereo	O
Bluetooth	B-Protocol
.	O
</s>
<s>
The	O
tablet	B-Device
can	O
share	O
URLs	O
,	O
phone	O
calls	O
,	O
and	O
text	O
messages	O
with	O
webOS	B-Operating_System
phones	O
via	O
Bluetooth	B-Protocol
pairing	O
.	O
</s>
<s>
Pairing	O
with	O
non-webOS	O
smartphones	O
was	O
enabled	O
by	O
a	O
software	O
update	O
3.0.4	O
.	O
</s>
<s>
The	O
TouchPad	B-Application
uses	O
a	O
rechargeable	O
6000	O
or	O
6300	O
mAh	O
Lithium-ion	O
polymer	O
battery	O
rated	O
at	O
3	O
,	O
7	O
V	O
(	O
total	O
22	O
,	O
2	O
Wh	O
)	O
.	O
</s>
<s>
It	O
can	O
be	O
charged	O
via	O
MicroUSB	O
connector	O
or	O
optional	O
wireless	B-Application
charging	I-Application
by	O
Touchstone	O
charger	O
.	O
</s>
<s>
When	O
using	O
the	O
Touchstone	O
,	O
the	O
TouchPad	B-Application
enters	O
a	O
mode	O
called	O
Exhibition	O
Mode	O
,	O
which	O
displays	O
simple	O
information	O
such	O
as	O
a	O
clock	O
,	O
schedule	O
or	O
media	O
.	O
</s>
<s>
The	O
battery	O
life	O
was	O
estimated	O
at	O
nine	O
hours	O
by	O
HP	O
;	O
in	O
a	O
review	O
by	O
Engadget	B-Application
,	O
the	O
battery	O
lasted	O
for	O
about	O
eight	O
and	O
a	O
half	O
hours	O
.	O
</s>
<s>
In	O
July	O
2011	O
,	O
HP	O
announced	O
their	O
webOS	B-Operating_System
hardware	O
roadmap	O
.	O
</s>
<s>
This	O
included	O
the	O
"	O
HP	B-Application
TouchPad	I-Application
4G	O
"	O
,	O
with	O
a	O
faster	O
1.5GHz	O
processor	O
,	O
32	O
GB	O
of	O
flash	B-Device
memory	I-Device
,	O
integrated	O
A-GPS	O
,	O
and	O
AT&T	O
3.5G	O
HSPA+	O
wireless	O
mobile	O
broadband	O
capabilities	O
;	O
demo	O
models	O
were	O
displayed	O
at	O
a	O
press	O
show	O
,	O
but	O
it	O
was	O
not	O
released	O
for	O
sale	O
,	O
except	O
to	O
HP	O
employees	O
,	O
where	O
it	O
later	O
appeared	O
on	O
eBay	O
and	O
craigslist	O
.	O
</s>
<s>
In	O
August	O
,	O
a	O
white	O
model	O
with	O
64	O
GB	O
of	O
flash	B-Device
memory	I-Device
,	O
a	O
1.5GHz	O
processor	O
and	O
Wi-Fi	O
–	O
but	O
without	O
3.5G	O
–	O
was	O
built	O
in	O
small	O
quantities	O
and	O
shipped	O
.	O
</s>
<s>
A	O
small	O
number	O
of	O
"	O
TouchPad	B-Application
Go	O
"	O
models	O
(	O
codenamed	O
"	O
Opal	O
"	O
)	O
with	O
a	O
7-inch	O
display	O
,	O
32	O
GB	O
of	O
flash	B-Device
memory	I-Device
,	O
a	O
1.5-GHz	O
processor	O
,	O
and	O
cellular	O
capabilities	O
were	O
made	O
,	O
some	O
of	O
which	O
sent	O
to	O
technology	O
review	O
websites	O
.	O
</s>
<s>
These	O
smaller	O
TouchPads	B-Application
,	O
however	O
,	O
were	O
not	O
mass-produced	O
,	O
with	O
the	O
overall	O
inspiration	O
later	O
carried	O
on	O
to	O
the	O
HP	B-Application
Slate	I-Application
7	I-Application
.	O
</s>
<s>
Application	O
Name	O
Description	O
Web	O
Web	O
browser	O
;	O
uses	O
WebKit	B-Language
layout	B-Protocol
engine	I-Protocol
.	O
</s>
<s>
Amazon	B-Application
Kindle	O
(	O
Beta	O
)	O
Access	O
to	O
e-books	O
on	O
an	O
Amazon	B-Application
account	O
.	O
</s>
<s>
The	O
TouchPad	B-Application
was	O
sold	O
with	O
the	O
webOS	B-Operating_System
operating	B-General_Concept
system	I-General_Concept
,	O
which	O
offers	O
video	O
chat	O
,	O
wireless	O
printing	O
(	O
HP	O
printers	O
only	O
)	O
,	O
email	O
integration	O
,	O
ebooks	O
,	O
Web	O
browsing	O
,	O
document	O
editing	O
,	O
and	O
access	O
to	O
the	O
"	O
HP	O
Catalog	O
"	O
,	O
where	O
additional	O
apps	O
can	O
be	O
downloaded	O
.	O
</s>
<s>
webOS	B-Operating_System
was	O
a	O
"	O
card-based	O
"	O
multitasking	O
environment	O
.	O
</s>
<s>
webOS	B-Operating_System
unobtrusively	O
notifies	O
users	O
of	O
messages	O
,	O
emails	O
,	O
and	O
calendar	O
agenda	O
items	O
,	O
appearing	O
on	O
the	O
top	O
right	O
of	O
the	O
screen	B-Device
,	O
rapidly	O
reviewed	O
by	O
a	O
swipe	O
gesture	O
.	O
</s>
<s>
webOS	B-Operating_System
3.0	O
integrates	O
Adobe	B-Operating_System
Flash	I-Operating_System
.	O
</s>
<s>
webOS	B-Operating_System
's	O
scalability	O
and	O
easy	O
app	O
development	O
base	O
attracts	O
developers	O
.	O
</s>
<s>
Open	O
Source	O
webOS	B-Operating_System
provides	O
standardized	O
Java	O
development	O
tools	O
to	O
build	O
and	O
port	O
apps	O
to	O
webOS	B-Operating_System
rapidly	O
.	O
</s>
<s>
Open	B-Operating_System
webOS	I-Operating_System
as	O
released	O
by	O
HP	O
will	O
not	O
directly	O
work	O
with	O
the	O
TouchPad	B-Application
due	O
to	O
proprietary	O
code	O
;	O
HP	O
,	O
however	O
,	O
released	O
an	O
open	O
source	O
webOS	B-Operating_System
Community	O
Edition	O
for	O
use	O
with	O
the	O
TouchPad	B-Application
.	O
</s>
<s>
On	O
October	O
6	O
,	O
2011	O
,	O
it	O
was	O
reported	O
that	O
a	O
few	O
customers	O
received	O
new	O
TouchPads	B-Application
with	O
Android	B-Application
installed	O
instead	O
of	O
webOS	B-Operating_System
.	O
</s>
<s>
On	O
October	O
22	O
,	O
2011	O
,	O
Android	B-Application
2.3	I-Application
(	O
Gingerbread	B-Application
)	O
(	O
in	O
an	O
Alpha	O
version	O
)	O
became	O
available	O
for	O
the	O
TouchPad	B-Application
.	O
</s>
<s>
This	O
port	O
,	O
based	O
on	O
the	O
CyanogenMod	B-Application
enhanced	O
distribution	O
of	O
Android	B-Application
,	O
allows	O
the	O
TouchPad	B-Application
to	O
run	O
most	O
Android	B-Application
apps	O
natively	O
.	O
</s>
<s>
The	O
Android	B-Application
port	O
for	O
TouchPad	B-Application
does	O
not	O
replace	O
webOS	B-Operating_System
.	O
</s>
<s>
It	O
provides	O
a	O
"	O
multi-boot	O
"	O
so	O
that	O
TouchPad	B-Application
owners	O
can	O
start	O
their	O
tablets	B-Device
into	O
Android	B-Application
,	O
webOS	B-Operating_System
,	O
or	O
other	O
OSs	B-General_Concept
.	O
</s>
<s>
Android	B-Application
3.0	O
'	O
Honeycomb	O
 '	O
was	O
not	O
ported	O
to	O
the	O
TouchPad	B-Application
because	O
the	O
source	O
code	O
was	O
not	O
publicly	O
available	O
.	O
</s>
<s>
On	O
January	O
17	O
,	O
2012	O
,	O
a	O
port	O
of	O
Android	B-Application
4.0	I-Application
(	O
Ice	B-Application
Cream	I-Application
Sandwich	I-Application
)	O
based	O
on	O
CyanogenMod	B-Application
9	O
became	O
available	O
.	O
</s>
<s>
It	O
was	O
a	O
preliminary	O
alpha	O
build	O
(	O
Alpha	O
0	O
)	O
with	O
some	O
features	O
including	O
hardware-accelerated	O
video	O
playback	O
,	O
microphone	B-Application
and	O
camera	O
not	O
functional	O
at	O
the	O
time	O
.	O
</s>
<s>
On	O
February	O
2	O
,	O
2012	O
,	O
HP	O
released	O
the	O
source	O
code	O
for	O
Android	B-Application
2.3	I-Application
for	O
the	O
HP	B-Application
TouchPad	I-Application
.	O
</s>
<s>
The	O
CyanogenMod	B-Application
Team	O
received	O
source	O
code	O
from	O
HP	O
and	O
started	O
working	O
again	O
on	O
the	O
TouchPad	B-Application
tablet	B-Device
port	O
.	O
</s>
<s>
PhoneNews.com	O
reported	O
,	O
"	O
The	O
Android	B-Application
kernel	O
was	O
based	O
on	O
Qualcomm	O
’s	O
reference	O
Android	B-Application
source	O
code	O
,	O
and	O
was	O
used	O
by	O
HP	O
internally	O
to	O
accelerate	O
the	O
release	O
of	O
the	O
TouchPad	B-Application
.	O
</s>
<s>
It	O
was	O
never	O
intended	O
for	O
public	O
use	O
,	O
but	O
rather	O
,	O
to	O
ensure	O
that	O
the	O
TouchPad	B-Application
’s	O
hardware	O
would	O
be	O
ready	O
for	O
release	O
to	O
consumers	O
alongside	O
webOS	B-Operating_System
3	O
.	O
</s>
<s>
As	O
webOS	B-Operating_System
3	O
was	O
lagging	O
behind	O
the	O
hardware	O
in	O
development	O
,	O
Android	B-Application
was	O
also	O
used	O
in	O
the	O
manufacturing	O
lines	O
to	O
test	O
TouchPads	B-Application
before	O
ultimately	O
being	O
flashed	O
with	O
webOS.	O
"	O
</s>
<s>
CyanogenMod	B-Application
9	O
(	O
CM9	O
)	O
based	O
on	O
Android	B-Application
4.0.4	I-Application
have	O
official	O
stable	O
builds	O
with	O
all	O
features	O
working	O
.	O
</s>
<s>
Android	B-Application
5.0	O
works	O
for	O
the	O
TouchPad	B-Application
,	O
although	O
it	O
is	O
sluggish	O
.	O
</s>
<s>
Android	B-Application
7.0	I-Application
(	O
Nougat	B-Application
)	O
was	O
made	O
available	O
in	O
September	O
2016	O
,	O
via	O
Evervolv	O
,	O
an	O
Android	B-Application
Open	O
Source	O
Project	O
(	O
AOSP	O
)	O
ROM	O
authored	O
by	O
Flintman	O
,	O
and	O
is	O
nearly	O
feature	O
complete	O
.	O
</s>
<s>
Android	B-Application
7.1.1	I-Application
(	O
Nougat	B-Application
)	O
was	O
made	O
available	O
around	O
December	O
2016	O
,	O
via	O
(	O
authored	O
by	O
Flintman	O
)	O
as	O
well	O
as	O
a	O
second	O
option	O
by	O
(	O
authored	O
by	O
Invisiblek	O
)	O
.	O
</s>
<s>
Android	B-Application
9.0	I-Application
(	O
Pie	B-Application
)	O
was	O
made	O
available	O
in	O
April	O
2019	O
,	O
via	O
Evervolv	O
,	O
an	O
Android	B-Application
Open	O
Source	O
Project	O
(	O
AOSP	O
)	O
ROM	O
.	O
</s>
<s>
Linux	O
distributions	O
compiled	O
for	O
the	O
ARM	B-Architecture
architecture	I-Architecture
have	O
been	O
successfully	O
run	O
via	O
chroot	O
.	O
</s>
<s>
Also	O
,	O
the	O
X11	B-Operating_System
windowing	O
system	O
common	O
to	O
many	O
Linux	O
systems	O
has	O
been	O
ported	O
to	O
run	O
within	O
webOS	B-Operating_System
.	O
</s>
<s>
This	O
allows	O
most	O
graphical	O
applications	O
made	O
for	O
Linux	O
to	O
run	O
in	O
webOS	B-Operating_System
.	O
</s>
<s>
A	O
port	O
of	O
Ubuntu	B-Operating_System
to	O
run	O
natively	O
on	O
the	O
TouchPad	B-Application
was	O
in	O
development	O
in	O
January	O
2012	O
,	O
which	O
boots	O
via	O
the	O
moboot	O
multiboot	O
bootloader	B-Application
(	O
using	O
the	O
same	O
method	O
as	O
the	O
Android	B-Application
port	O
)	O
.	O
</s>
<s>
In	O
addition	O
to	O
Ubuntu	B-Operating_System
,	O
an	O
alpha	O
port	O
of	O
Arch	O
Linux	O
ARM	B-Architecture
,	O
which	O
in	O
January	O
2012	O
provides	O
full	O
touchscreen	B-Device
support	O
with	O
GNOME	B-Application
3	O
/	O
LXDE	B-Language
,	O
Wi-Fi	O
access	O
,	O
but	O
not	O
Bluetooth	B-Protocol
,	O
camera	O
or	O
sound	O
can	O
be	O
installed	O
using	O
the	O
previously	O
mentioned	O
moboot	O
method	O
.	O
</s>
<s>
LuneOS	B-Application
is	O
a	O
Linux-based	O
operating	B-General_Concept
system	I-General_Concept
,	O
designed	O
specifically	O
for	O
native	O
execution	O
on	O
touch	O
devices	O
.	O
</s>
<s>
The	O
Touchstone	O
is	O
a	O
wireless	B-Application
charging	I-Application
dock	O
.	O
</s>
<s>
While	O
charging	O
with	O
the	O
Touchstone	O
,	O
the	O
TouchPad	B-Application
can	O
be	O
set	O
to	O
an	O
Exhibition	O
mode	O
,	O
allowing	O
the	O
user	O
to	O
choose	O
to	O
display	O
photos	O
in	O
a	O
digital	B-Algorithm
photo	I-Algorithm
frame	I-Algorithm
,	O
upcoming	O
appointments	O
,	O
a	O
clock	O
,	O
or	O
other	O
items	O
(	O
using	O
third	O
party	O
extensions	O
)	O
.	O
</s>
<s>
The	O
Touchstone	O
also	O
enables	O
wireless	O
communication	O
between	O
a	O
HP	B-Application
Pre3	I-Application
and	O
a	O
TouchPad	B-Application
.	O
</s>
<s>
The	O
Touchstone	O
has	O
a	O
USB	B-Protocol
power	O
cable	O
attached	O
to	O
it	O
with	O
a	O
USB	B-Protocol
Standard-A	O
plug	O
on	O
its	O
end	O
.	O
</s>
<s>
It	O
must	O
be	O
plugged	O
into	O
a	O
high-power	O
USB	B-Protocol
power	O
adapter	O
,	O
such	O
as	O
the	O
HP	B-Application
TouchPad	I-Application
power	O
adapter	O
or	O
a	O
newer	O
high-current	O
USB	B-Protocol
adapter	O
.	O
</s>
<s>
In	O
North	O
America	O
,	O
the	O
Touchstone	O
ships	O
with	O
the	O
same	O
AC	O
power	O
adapter	O
that	O
is	O
included	O
with	O
the	O
TouchPad	B-Application
.	O
</s>
<s>
A	O
Bluetooth	B-Protocol
wireless	O
keyboard	O
with	O
typical	O
QWERTY	O
layout	O
plus	O
additional	O
keys	O
for	O
special	O
TouchPad	B-Application
capabilities	O
.	O
</s>
<s>
Two	O
AA	B-Algorithm
batteries	I-Algorithm
are	O
required	O
.	O
</s>
<s>
It	O
has	O
special	O
TouchPad	B-Application
keys	O
for	O
:	O
Power	O
,	O
Card	O
View	O
,	O
Cursor	O
Left/Up/Right/Down	O
,	O
Volume	O
+	O
/	O
-	O
,	O
Mute	O
,	O
Brightness	O
+	O
/	O
-	O
,	O
Fast	O
Forward	O
,	O
Play-Pause	O
,	O
Rewind	O
,	O
Show	O
Virtual	O
Keyboard	O
,	O
Show	O
Just	O
Type	O
,	O
Show	O
Notifications	O
.	O
</s>
<s>
The	O
keyboard	O
will	O
pair	O
with	O
other	O
Bluetooth	B-Protocol
devices	O
but	O
some	O
key	O
functions	O
may	O
be	O
missing	O
as	O
the	O
keyboard	O
layout	O
(	O
outside	O
the	O
alpha	O
numeric	O
keys	O
)	O
is	O
specific	O
to	O
the	O
TouchPad	B-Application
.	O
</s>
<s>
The	O
power	O
adapter	O
converts	O
wall	O
AC	O
to	O
USB	B-Protocol
DC	O
.	O
</s>
<s>
Wall	O
AC	O
to	O
USB	B-Protocol
power	O
adapter	O
,	O
which	O
has	O
input	O
specifications	O
of	O
100	O
–	O
240	O
Volt	O
50	O
–	O
60Hz	O
0.4	O
Amp	B-General_Concept
AC	O
,	O
and	O
output	O
specifications	O
of	O
5.3	O
Volt	O
2.0	O
Amp	B-General_Concept
DC	O
.	O
</s>
<s>
It	O
is	O
cylindrical	O
roughly	O
the	O
size	O
of	O
a	O
"	B-Algorithm
D	I-Algorithm
"	I-Algorithm
battery	I-Algorithm
with	O
a	O
foldable	O
2-prong	O
AC	O
connector	O
and	O
a	O
Standard-A	O
USB	B-Protocol
socket	O
.	O
</s>
<s>
USB	B-Protocol
cable	O
,	O
,	O
with	O
a	O
Standard-A	O
plug	O
and	O
Micro-B	O
plug	O
on	O
its	O
two	O
ends	O
.	O
</s>
<s>
The	O
TouchPad	B-Application
(	O
adapter	O
and	O
cable	O
)	O
and	O
Touchstone	O
(	O
adapter-only	O
)	O
ships	O
with	O
this	O
accessory	O
.	O
</s>
<s>
There	O
are	O
holes	O
on	O
the	O
edges	O
of	O
the	O
case	O
for	O
access	O
to	O
the	O
microUSB	O
connector	O
,	O
3.5	O
mm	O
jack	O
connector	O
,	O
internal	O
microphone	B-Application
.	O
</s>
<s>
The	O
TouchPad	B-Application
can	O
charge	O
while	O
in	O
the	O
case	O
using	O
either	O
the	O
microUSB	O
cable	O
or	O
Touchstone	O
dock	O
.	O
</s>
<s>
Early	O
reviews	O
of	O
the	O
HP	B-Application
TouchPad	I-Application
were	O
mixed	O
.	O
</s>
<s>
David	O
Pogue	O
of	O
The	O
New	O
York	O
Times	O
wrote	O
,	O
"	O
It	O
works	O
beautifully	O
,	O
and	O
conveys	O
far	O
more	O
information	O
than	O
the	O
iPad	B-Operating_System
2	I-Operating_System
.	O
</s>
<s>
The	O
tablet	B-Device
offers	O
"	O
real	O
multitasking	O
"	O
with	O
all	O
open	O
apps	O
always	O
running.	O
"	O
</s>
<s>
Jason	O
Chen	O
of	O
Gizmodo	O
wrote	O
,	O
"	O
After	O
actually	O
holding	O
the	O
TouchPad	B-Application
,	O
I	O
can	O
say	O
it	O
's	O
deceptively	O
heavy	O
.	O
</s>
<s>
It	O
's	O
around	O
the	O
same	O
weight	O
as	O
the	O
iPad	B-Operating_System
,	O
but	O
you	O
'd	O
think	O
it	O
would	O
be	O
lighter	O
because	O
the	O
back	O
was	O
made	O
of	O
plastic	O
.	O
</s>
<s>
Due	O
to	O
the	O
firesale	O
of	O
the	O
Touchpad	B-Application
,	O
HP	O
led	O
all	O
non-Apple	O
tablets	O
sold	O
in	O
US	O
in	O
2011	O
.	O
</s>
<s>
By	O
December	O
2011	O
,	O
HP	O
's	O
TouchPad	B-Application
was	O
the	O
second	O
most	O
desired	O
tablet	B-Device
,	O
with	O
a	O
5	O
percent	O
of	O
share	O
of	O
tablet	B-Device
sales	O
and	O
an	O
estimated	O
903,354	O
devices	O
sold	O
.	O
</s>
<s>
The	O
HP	B-Application
Touchpad	I-Application
's	O
firesale	O
had	O
an	O
effect	O
on	O
future	O
Android	B-Application
tablet	B-Device
sales	O
and	O
the	O
low	O
pricing	O
scheme	O
,	O
as	O
compared	O
to	O
iPad	B-Operating_System
,	O
was	O
used	O
with	O
the	O
Kindle	B-Application
Fire	I-Application
and	O
Nexus	B-Device
7	I-Device
,	O
which	O
were	O
commercially	O
successful	O
Android	B-Application
tablets	B-Device
originally	O
priced	O
at	O
$199	O
.	O
</s>
