<s>
The	B-Operating_System
Dreamcast	I-Operating_System
video	B-Device
game	I-Device
console	I-Device
had	O
several	O
light	B-Device
guns	I-Device
released	O
as	O
accessories	O
between	O
the	O
years	O
of	O
2000	O
and	O
2003	O
.	O
</s>
<s>
The	O
official	O
light	B-Device
gun	I-Device
from	O
Sega	O
was	O
released	O
in	O
Europe	O
and	O
Asia	O
,	O
but	O
not	O
in	O
the	O
United	O
States	O
due	O
to	O
concerns	O
about	O
bad	O
press	O
soon	O
after	O
the	O
Columbine	O
High	O
School	O
massacre	O
.	O
</s>
<s>
Instead	O
,	O
an	O
officially	O
licensed	O
light	B-Device
gun	I-Device
was	O
released	O
by	O
Mad	O
Catz	O
for	O
the	O
U.S.	O
market	O
.	O
</s>
<s>
Several	O
Dreamcast	B-Operating_System
games	O
support	O
light	B-Device
guns	I-Device
,	O
as	O
well	O
as	O
various	O
homebrew	B-Application
titles	O
.	O
</s>
<s>
The	O
light	B-Device
guns	I-Device
work	O
with	O
a	O
CRT	O
TV	O
or	O
a	O
CRT	O
VGA	O
monitor	O
in	O
640x480	O
mode	O
.	O
</s>
<s>
The	B-Operating_System
Dreamcast	I-Operating_System
Gun	O
is	O
a	O
light	B-Device
gun	I-Device
that	O
was	O
released	O
only	O
in	O
Europe	O
and	O
Asia	O
,	O
where	O
it	O
is	O
the	O
official	O
light	B-Device
gun	I-Device
for	O
use	O
.	O
</s>
<s>
It	O
works	O
on	O
American	O
consoles	O
,	O
as	O
all	O
Dreamcast	B-Operating_System
peripherals	O
are	O
region-free	O
.	O
</s>
<s>
However	O
,	O
American	O
games	O
such	O
as	O
Confidential	B-Application
Mission	I-Application
and	O
House	B-Application
of	I-Application
the	I-Application
Dead	I-Application
2	I-Application
,	O
are	O
region-locked	O
and	O
will	O
not	O
work	O
with	O
the	O
Japanese	O
gun	O
,	O
displaying	O
a	O
message	O
like	O
"	O
This	O
gun	O
incompatible	O
in	O
North	O
America	O
"	O
(	O
HOTD2	B-Application
)	O
.	O
</s>
<s>
Other	O
North	O
American	O
releases	O
,	O
such	O
as	O
Virtua	B-Application
Cop	I-Application
2	I-Application
are	O
not	O
soft-locked	O
.	O
</s>
<s>
Instead	O
,	O
Mad	O
Catz	O
released	O
an	O
officially	O
licensed	O
light	B-Device
gun	I-Device
in	O
America	O
,	O
which	O
does	O
work	O
with	O
Sega	O
's	O
US	O
gun	O
games	O
.	O
</s>
<s>
The	O
official	O
European	O
and	O
Asian	O
Dreamcast	B-Operating_System
Gun	O
does	O
not	O
work	O
with	O
any	O
American	O
games	O
.	O
</s>
<s>
The	O
pistol-shaped	O
gun	O
has	O
one	O
expansion	O
slot	O
that	O
is	O
compatible	O
with	O
the	O
VMU	B-Application
and	O
the	O
vibration	B-Device
pack	I-Device
.	O
</s>
<s>
Mad	O
Catz	O
's	O
Dream	O
Blaster	O
is	O
the	O
official	O
Dreamcast	B-Operating_System
light	B-Device
gun	I-Device
for	O
use	O
in	O
the	O
United	O
States	O
.	O
</s>
<s>
It	O
features	O
official	O
Sega	O
branding	O
on	O
the	O
side	O
of	O
the	O
gun	O
and	O
has	O
a	O
design	O
mimicking	O
the	B-Operating_System
Dreamcast	I-Operating_System
Gun	O
.	O
</s>
<s>
This	O
light	B-Device
gun	I-Device
was	O
manufactured	O
by	O
Interact	O
.	O
</s>
<s>
The	O
Bio	O
Gun	O
is	O
identical	O
in	O
form	O
to	O
the	O
Saturn	B-Device
light	B-Device
gun	I-Device
,	O
but	O
is	O
a	O
beige	O
color	O
similar	O
to	O
the	B-Operating_System
Dreamcast	I-Operating_System
console	O
.	O
</s>
<s>
The	O
Virtual	O
Blaster	O
is	O
a	O
third	O
party	O
"	O
made	O
in	O
China	O
"	O
light	B-Device
gun	I-Device
for	O
the	B-Operating_System
Dreamcast	I-Operating_System
.	O
</s>
<s>
It	O
has	O
a	O
VMU	B-Application
slot	O
,	O
but	O
a	O
rumble	O
pack	O
is	O
unnecessary	O
as	O
it	O
has	O
a	O
built-in	O
vibration	O
function	O
that	O
can	O
be	O
switched	O
off	O
with	O
the	O
2-position	O
slider	O
button	O
on	O
the	O
right	O
side	O
of	O
the	O
barrel	O
.	O
</s>
<s>
The	O
DCX	O
Blaster	O
is	O
an	O
almost	O
exact	O
clone	O
of	O
the	O
original	O
Dreamcast	B-Operating_System
Gun	O
,	O
except	O
that	O
it	O
is	O
painted	O
black	O
and	O
has	O
minor	O
stylistic	O
variations	O
.	O
</s>
<s>
Hais	O
DC	O
Lightgun	B-Device
with	O
Kick-Back	O
has	O
3	O
modes	O
of	O
operation	O
which	O
are	O
selected	O
using	O
a	O
switch	O
:	O
"	O
Normal	O
"	O
(	O
single	O
shot	O
)	O
,	O
"	O
AR	O
"	O
(	O
single	O
shot	O
with	O
auto	O
reload	O
)	O
and	O
"	O
AR+AF	O
"	O
(	O
automatic	O
fire	O
with	O
automatic	O
reload	O
)	O
.	O
</s>
<s>
For	O
this	O
functionality	O
,	O
however	O
,	O
the	O
gun	O
requires	O
an	O
additional	O
power	O
supply	O
to	O
be	O
plugged	O
into	O
the	O
gun	O
's	O
plug	O
on	O
the	B-Operating_System
Dreamcast	I-Operating_System
console	O
.	O
</s>
<s>
There	O
is	O
no	O
VMU	B-Application
slot	O
.	O
</s>
<s>
The	O
gun	O
is	O
small	O
in	O
comparison	O
to	O
other	O
light	B-Device
guns	I-Device
for	O
the	B-Operating_System
Dreamcast	I-Operating_System
.	O
</s>
<s>
Yobo	O
DC	O
Lightgun	B-Device
has	O
3	O
modes	O
of	O
operation	O
which	O
are	O
selected	O
using	O
a	O
switch	O
:	O
"	O
Normal	O
"	O
(	O
single	O
shot	O
)	O
,	O
"	O
AR	O
"	O
(	O
single	O
shot	O
with	O
auto	O
reload	O
)	O
and	O
"	O
AF	O
"	O
(	O
automatic	O
fire	O
with	O
automatic	O
reload	O
)	O
.	O
</s>
<s>
It	O
looks	O
like	O
the	O
original	O
Dreamcast	B-Operating_System
Gun	O
but	O
bulkier	O
.	O
</s>
<s>
This	O
Dreamcast	B-Operating_System
light	B-Device
gun	I-Device
was	O
modeled	O
after	O
light	B-Device
guns	I-Device
traditionally	O
used	O
in	O
arcades	O
.	O
</s>
