<s>
MiniDVD	B-Device
(	O
also	O
Mini	B-Device
DVD	I-Device
or	O
miniDVD	B-Device
)	O
is	O
a	O
DVD	O
disc	O
which	O
is	O
in	O
diameter	O
.	O
</s>
<s>
The	O
most	O
common	O
MiniDVDs	B-Device
are	O
single	O
layered	O
,	O
which	O
can	O
hold	O
1.46	O
GB	O
of	O
data	O
,	O
however	O
,	O
there	O
also	O
exists	O
dual	O
layered	O
2.6	O
GB	O
versions	O
,	O
dual	O
sided	O
single	O
layer	O
2.8	O
GB	O
versions	O
,	O
and	O
dual	O
sided	O
dual	O
layer	O
5.2	O
GB	O
versions	O
.	O
</s>
<s>
The	O
MiniDVD	B-Device
is	O
also	O
known	O
as	O
a	O
"	O
3	O
inch	O
DVD	O
"	O
,	O
referring	O
to	O
its	O
approximate	O
diameter	O
in	O
inches	O
.	O
</s>
<s>
The	O
8cm	O
optical	O
disc	O
format	O
was	O
originally	O
used	O
for	O
music	O
CD	B-Device
singles	O
,	O
hence	O
the	O
commonly	O
used	O
names	O
CD	B-Device
single	O
and	O
miniCD	O
.	O
</s>
<s>
The	O
most	O
common	O
MiniDVDs	B-Device
are	O
single	O
layered	O
and	O
hold	O
1.4	O
GB	O
of	O
data	O
,	O
but	O
there	O
are	O
variants	O
that	O
can	O
offer	O
up	O
to	O
5.2GB	O
of	O
storage	O
space	O
,	O
through	O
a	O
combination	O
of	O
dual	O
layers	O
and	O
dual	O
sides	O
.	O
</s>
<s>
Mini	B-Device
DVDs	I-Device
are	O
also	O
available	O
in	O
+R	O
,	O
+R	O
DS	O
,	O
+R	O
DL	O
,	O
+R	O
DL	O
DS	O
,	O
+RW	O
,	O
+RW	O
DS	O
,	O
-R	O
,	O
-R	O
DS	O
,	O
-R	O
DL	O
,	O
-R	O
DL	O
DS	O
,	O
-RW	O
,	O
and	O
-RW	O
DS	O
variants	O
,	O
just	O
like	O
their	O
full	O
sized	O
counterparts	O
.	O
</s>
<s>
A	O
double	O
sided	O
MiniDVD	B-Device
can	O
hold	O
2.8	O
GB	O
of	O
data	O
(	O
1.4	O
GB	O
x	O
2	O
)	O
,	O
however	O
,	O
a	O
dual-layer	O
MiniDVD	B-Device
can	O
only	O
hold	O
2.6	O
GB	O
of	O
data	O
due	O
to	O
the	O
limitations	O
when	O
manufacturing	O
dual	O
layered	O
discs	O
.	O
</s>
<s>
A	O
double	O
sided	O
dual	O
layered	O
disc	O
can	O
hold	O
5.2	O
GB	O
of	O
data	O
(	O
2.6	O
GB	O
x	O
2	O
)	O
,	O
with	O
the	O
MiniDVD-RAM	O
version	O
of	O
the	O
double	O
sided	O
,	O
dual	O
layer	O
disc	O
being	O
able	O
to	O
hold	O
5.6	O
GB	O
of	O
data	O
(	O
2.8GB	O
x	O
2	O
)	O
.	O
</s>
<s>
Nintendo	O
used	O
a	O
very	O
similar	O
disc-based	O
format	O
for	O
the	O
GameCube	B-Application
.	O
</s>
<s>
This	O
format	O
is	O
also	O
supported	O
by	O
the	B-Operating_System
Wii	I-Operating_System
for	O
backward	B-General_Concept
compatibility	I-General_Concept
with	O
the	O
GameCube	B-Application
,	O
however	O
unofficial	O
homebrew	O
is	O
required	O
to	O
use	O
this	O
feature	O
on	O
later	O
Wii	B-Operating_System
models	O
.	O
</s>
