<s>
Jam	B-Application
Sessions	I-Application
is	O
a	O
guitar	O
simulation	O
software	O
title	O
and	O
music	B-Application
game	I-Application
for	O
the	O
Nintendo	B-Device
DS	I-Device
that	O
was	O
originally	O
based	O
on	O
the	O
Japan-only	O
title	O
Sing	B-Application
&	I-Application
Play	I-Application
DS	I-Application
Guitar	I-Application
M-06	I-Application
(	O
Hiite	B-Application
Utaeru	I-Application
DS	I-Application
Guitar	I-Application
M-06	I-Application
)	O
originally	O
developed	O
by	O
Plato	O
and	O
released	O
months	O
earlier	O
.	O
</s>
<s>
Jam	B-Application
Sessions	I-Application
makes	O
use	O
of	O
the	O
DS	B-Device
touch	B-Device
screen	I-Device
to	O
simulate	O
strumming	O
on	O
a	O
real	O
guitar	O
,	O
while	O
the	O
D-pad	B-Device
is	O
used	O
for	O
selecting	O
chords	O
.	O
</s>
<s>
What	O
makes	O
Jam	B-Application
Sessions	I-Application
different	O
from	O
other	O
rhythm	O
games	O
,	O
such	O
as	O
Guitar	B-Application
Hero	I-Application
,	O
is	O
that	O
it	O
is	O
considered	O
to	O
be	O
a	O
tool	O
instead	O
of	O
a	O
game	O
.	O
</s>
<s>
In	O
addition	O
,	O
the	O
player	O
(	O
while	O
using	O
headphones	O
or	O
an	O
external	O
speaker	O
)	O
can	O
also	O
use	O
the	O
DS	B-Device
microphone	O
to	O
sing	O
along	O
.	O
</s>
<s>
Andy	O
Myers	O
of	O
Nintendo	B-Application
Power	I-Application
and	O
his	O
band	O
,	O
Hidari	O
Mae	O
demonstrated	O
this	O
ability	O
by	O
writing	O
and	O
recording	O
a	O
song	O
using	O
Jam	B-Application
Sessions	I-Application
for	O
guitar	O
alongside	O
traditional	O
instruments	O
.	O
</s>
<s>
The	O
DS	B-Device
can	O
also	O
be	O
plugged	O
into	O
an	O
amplifier	O
via	O
the	O
headphone	O
jack	O
to	O
output	O
a	O
more	O
natural	O
sound	O
.	O
</s>
<s>
A	O
Jam	B-Application
Sessions	I-Application
"	O
Performance	O
Bundle	O
"	O
was	O
set	O
to	O
be	O
released	O
on	O
January	O
4	O
,	O
2008	O
and	O
was	O
going	O
to	O
include	O
a	O
portable	O
amplifier	O
in	O
addition	O
to	O
the	O
game	O
.	O
</s>
<s>
Distinct	O
audio	O
output	O
settings	O
optimised	O
for	O
DS	B-Device
speakers	O
,	O
headphones	O
and	O
external	O
speakers	O
.	O
</s>
<s>
Copies	O
of	O
Jam	B-Application
Sessions	I-Application
sold	O
at	O
Best	O
Buy	O
also	O
include	O
the	O
chords	O
and	O
lyrics	O
of	O
the	O
following	O
songs	O
available	O
by	O
default	O
:	O
</s>
<s>
The	O
first	O
features	O
a	O
child	O
swearing	O
at	O
his	O
mother	O
over	O
being	O
given	O
sponge	O
cake	O
,	O
while	O
the	O
other	O
showed	O
another	O
boy	O
making	O
out	O
with	O
his	O
aunt	O
against	O
her	O
will	O
after	O
receiving	O
Jam	B-Application
Sessions	I-Application
for	O
his	O
birthday	O
.	O
</s>
