<s>
The	O
HTC	B-Application
Explorer	I-Application
,	O
code-named	O
Pico	O
,	O
is	O
a	O
smartphone	B-Application
developed	O
by	O
the	O
HTC	O
Corporation	O
that	O
was	O
released	O
in	O
October	O
2011	O
.	O
</s>
<s>
Visually	O
similar	O
to	O
the	O
HTC	B-Application
Wildfire	I-Application
S	I-Application
,	O
it	O
comes	O
with	O
a	O
3.2-inch	O
screen	O
,	O
a	O
600MHz	O
ARMv7	O
Qualcomm	B-Architecture
Snapdragon	I-Architecture
processor	O
and	O
runs	O
Android	B-Application
version	I-Application
2.3	O
(	O
Gingerbread	B-Application
)	O
,	O
bundled	O
with	O
the	O
proprietary	O
HTC	B-Application
Sense	I-Application
3.5	O
user	O
interface	O
.	O
</s>
<s>
HTC	B-Application
Explorer	I-Application
is	O
considered	O
a	O
low-end	O
smartphone	B-Application
,	O
due	O
to	O
its	O
comparatively	O
low	O
specifications	O
.	O
</s>
<s>
It	O
offered	O
Android	B-Application
2.3	I-Application
Gingerbread	B-Application
,	O
with	O
proprietary	O
HTC	B-Application
Sense	I-Application
3.5	O
custom	O
graphical	O
user	O
interface	O
by	O
the	O
manufacturer	O
.	O
</s>
<s>
The	O
Explorer	O
has	O
an	O
unlockable	O
bootloader	B-Application
,	O
allowing	O
users	O
from	O
the	O
outset	O
to	O
further	O
develop	O
the	O
OS	O
and	O
"	O
root	B-Application
"	O
the	O
device	O
,	O
or	O
gain	O
legitimate	O
privileged	O
control	O
in	O
Android	B-Application
's	O
subsystem	O
.	O
</s>
<s>
Software-development	O
community	O
XDA-Developers	O
was	O
among	O
the	O
first	O
to	O
release	O
a	O
custom	B-Application
ROM	I-Application
and	O
kernel	O
for	O
the	O
phone	O
,	O
and	O
since	O
then	O
the	O
phone	O
can	O
unofficially	O
be	O
upgraded	O
to	O
newer	B-Application
versions	I-Application
of	O
the	O
Android	B-Application
OS	I-Application
family	O
and	O
other	O
aftermarket	O
versions	O
.	O
</s>
<s>
HTC	B-Application
Explorer	I-Application
has	O
512MB	O
Ram	B-Architecture
and	O
removable	O
Li-ion	O
1230	O
mAh	O
battery	O
.	O
</s>
