<s>
The	O
Roland	B-Device
SP-404	I-Device
Sampling	I-Device
Workstation	I-Device
is	O
a	O
discontinued	O
sampler	O
made	O
by	O
Roland	O
Corporation	O
.	O
</s>
<s>
Released	O
in	O
2005	O
,	O
it	O
is	O
part	O
of	O
the	O
SP	O
family	O
and	O
successor	O
to	O
where	O
Boss	O
Corporation	O
’s	O
SP-505	B-Device
sampler	O
left	O
off	O
.	O
</s>
<s>
The	O
sampler	O
was	O
succeeded	O
by	O
the	O
SP-555	B-General_Concept
in	O
2008	O
,	O
but	O
was	O
later	O
given	O
its	O
own	O
upgrade	O
as	O
the	O
Roland	B-Device
SP-404SX	I-Device
Linear	I-Device
Wave	I-Device
Sampler	I-Device
in	O
2009	O
.	O
</s>
<s>
Another	O
upgrade	O
,	O
the	O
Roland	B-Device
SP-404A	I-Device
Linear	I-Device
Wave	I-Device
Sampler	I-Device
was	O
released	O
in	O
2017	O
.	O
</s>
<s>
The	O
Roland	B-Device
SP-404	I-Device
has	O
played	O
a	O
huge	O
role	O
in	O
influencing	O
the	O
sound	O
of	O
popular	O
music	O
genre	O
Lo-Fi	O
Beats	O
.	O
</s>
<s>
However	O
,	O
the	O
404	O
(	O
along	O
with	O
its	O
own	O
upgrades	O
)	O
lacks	O
the	O
D-Beam	B-General_Concept
feature	O
of	O
the	O
previous	O
SP-808	B-General_Concept
and	O
SP-606	B-General_Concept
installments	O
.	O
</s>
<s>
Among	O
the	O
new	O
features	O
were	O
an	O
OLED	B-Device
display	I-Device
capable	O
of	O
showing	O
sample	O
waveforms	O
,	O
16	O
GB	O
of	O
internal	O
memory	O
,	O
USB-C	O
and	O
32-note	O
polyphony	O
.	O
</s>
<s>
A	O
number	O
of	O
musicians	O
have	O
used	O
either	O
the	O
SP-303	O
and/or	O
the	O
SP-404	B-Device
as	O
part	O
of	O
their	O
production	O
and	O
performance	O
.	O
</s>
