<s>
Dreambox	B-Operating_System
is	O
a	O
series	O
of	O
Linux-powered	O
DVB	B-Application
satellite	O
,	O
terrestrial	O
and	O
cable	B-Device
digital	B-Application
television	I-Application
receivers	O
(	O
set-top	O
boxes	O
)	O
,	O
produced	O
by	O
German	O
multimedia	O
vendor	O
Dream	O
Multimedia	O
.	O
</s>
<s>
The	O
Linux-based	O
production	O
software	O
originally	O
used	O
by	O
Dreambox	B-Operating_System
was	O
originally	O
developed	O
for	O
DBox2	B-Application
,	O
by	O
the	O
Tuxbox	O
project	O
.	O
</s>
<s>
The	O
Dbox2	B-Application
was	O
a	O
proprietary	O
design	O
distributed	O
by	O
KirchMedia	O
for	O
their	O
pay	O
TV	O
services	O
.	O
</s>
<s>
The	O
bankruptcy	O
of	O
KirchMedia	O
flooded	O
the	O
market	O
with	O
unsold	O
boxes	O
available	O
for	O
Linux	B-Application
enthusiasts	O
.	O
</s>
<s>
The	O
Dreambox	B-Operating_System
shares	O
the	O
basic	O
design	O
of	O
the	O
DBox2	B-Application
,	O
including	O
the	O
Ethernet	O
port	O
and	O
the	O
PowerPC	B-Architecture
processor	I-Architecture
.	O
</s>
<s>
Its	O
firmware	B-Application
is	O
officially	O
user-upgradable	O
,	O
since	O
it	O
is	O
a	O
Linux-based	O
computer	O
,	O
as	O
opposed	O
to	O
third-party	O
"	O
patching	O
"	O
of	O
alternate	O
receivers	O
.	O
</s>
<s>
All	O
units	O
support	O
Dream	O
's	O
own	O
DreamCrypt	O
conditional	B-Architecture
access	I-Architecture
(	O
CA	O
)	O
system	O
,	O
with	O
software-emulated	O
CA	B-Device
Modules	I-Device
(	O
CAMs	O
)	O
available	O
for	O
many	O
alternate	O
CA	O
systems	O
.	O
</s>
<s>
The	O
built-in	O
Ethernet	O
interface	O
allows	O
networked	O
computers	O
to	O
access	O
the	O
recordings	O
on	O
the	O
internal	O
hard	B-Device
disks	I-Device
on	O
some	O
Dreambox	B-Operating_System
models	O
.	O
</s>
<s>
It	O
also	O
enables	O
the	O
receiver	O
to	O
store	O
digital	O
copies	O
of	O
DVB	B-Application
MPEG	O
transport	O
streams	O
on	O
distributed	B-Protocol
file	I-Protocol
systems	I-Protocol
or	O
broadcast	O
the	O
streams	O
as	O
IPTV	O
to	O
VideoLAN	B-Application
and	O
XBMC	B-Application
Media	I-Application
Center	I-Application
clients	O
.	O
</s>
<s>
Unlike	O
many	O
PC	O
based	O
PVR	B-Application
systems	I-Application
that	O
use	O
free-to-air	O
type	O
of	O
DVB	B-Application
receiver	O
cards	O
,	O
the	O
built-in	O
conditional	B-Architecture
access	I-Architecture
allows	O
receiving	O
and	O
storing	O
encrypted	O
content	O
.	O
</s>
<s>
In	O
2007	O
,	O
Dream	O
Multimedia	O
also	O
introduced	O
a	O
non-Linux	O
based	O
Dreambox	B-Operating_System
receiver	O
,	O
the	O
DM100	O
,	O
their	O
sole	O
to	O
date	O
,	O
still	O
featuring	O
an	O
Ethernet	O
port	O
.	O
</s>
<s>
It	O
has	O
a	O
USB-B	O
port	O
for	O
service	O
instead	O
of	O
the	O
RS-232	O
or	O
mini-USB	O
connectors	O
found	O
on	O
other	O
models	O
.	O
</s>
<s>
Unlike	O
all	O
other	O
Dreamboxes	B-Operating_System
,	O
it	O
features	O
an	O
STMicroelectronics	O
CPU	O
instead	O
of	O
PowerPC	B-Architecture
or	O
MIPS	B-Device
.	O
</s>
<s>
There	O
are	O
a	O
number	O
of	O
different	O
models	O
of	O
Dreambox	B-Operating_System
available	O
.	O
</s>
<s>
The	O
numbers	O
are	O
suffixed	O
with	O
-S	O
for	O
Satellite	O
,	O
-T	O
for	O
Terrestrial	O
and	O
-C	O
for	O
Cable	B-Device
:	O
</s>
<s>
DM	O
56x0	O
7000	O
7020	O
7025( +	O
)	O
500( +	O
)	O
100	O
600	O
PVR	B-Application
800HD	O
820HD	O
8000	O
500HD	O
800HD	O
se	O
7020HD	O
500HD	O
v2	O
http://www.dream-multimedia-tv.de/en/hardware-update-dreamboxes	O
800HD	O
se	O
v2	O
http://www.dream-multimedia-tv.de/en/hardware-update-dreamboxes	O
7020HD	O
v2	O
http://www.dream-multimedia-tv.de/en/hardware-update-dreamboxes	O
7080HD	O
Production	O
Life	O
cycle	O
2003	O
-	O
2003	O
-	O
2005	O
-	O
2006	O
-	O
2006	O
-	O
2007	O
-	O
2007	O
-	O
2008-2012	O
2015	O
-	O
2009-2012	O
2010-2013	O
2010-2013	O
2011-2013	O
2013	O
-	O
2013	O
-	O
2013	O
-	O
2014	O
-	O
SoC	B-Architecture
STB04500	O
STB04500	O
STB04500	O
Xilleon	B-General_Concept
226	O
STB025xx	O
ST5100	O
STB025xx	O
BCM7401	O
BCM7400	O
BCM7405	O
BCM7405	O
BCM7405	O
BCM7405	O
BCM7405	O
BCM7405	O
BCM7435	O
CPU	O
type	O
PPC	B-Architecture
PPC	B-Architecture
PPC	B-Architecture
MIPS	B-Device
PPC	B-Architecture
RISC	B-Architecture
PPC	B-Architecture
MIPS	B-Device
MIPS	B-Device
MIPS	B-Device
MIPS	B-Device
MIPS	B-Device
MIPS	B-Device
MIPS	B-Device
MIPS	B-Device
MIPS	B-Device
MIPS	B-Device
CPU	O
(	O
MHz	O
)	O
252	O
252	O
252	O
300	O
252	O
243	O
252	O
300	O
400	O
400	O
400	O
400	O
400	O
400	O
400	O
1400	O
RAM	B-Architecture
(	O
MiB	O
)	O
64	O
64	O
64	O
128	O
32	O
(	O
96	O
)	O
64	O
96	O
256	O
2048	O
256	O
256	O
256	O
512	O
512	O
512	O
512	O
2048	O
Flash	O
(	O
MiB	O
)	O
8	O
8	O
32	O
32	O
8	O
(	O
32	O
)	O
32	O
32	O
64	O
4096	O
128	O
64	O
64	O
1024	O
1024	O
1024	O
1024	O
4096	O
Flash	O
type	O
NOR	O
NOR	O
NAND	O
NAND	O
NOR	O
(	O
NAND	O
)	O
NOR	O
NAND	O
NAND	O
NAND	O
NAND	O
NAND	O
NAND	O
NAND	O
NAND	O
NAND	O
eMMC	O
Default	O
OS	O
Enigma1	O
Enigma1	O
Enigma1Enigma2	O
(	O
beta	O
)	O
Enigma2	O
Enigma1	O
ST	O
OS	O
Enigma1Enigma2	O
(	O
beta	O
)	O
Enigma2	O
Enigma2	O
Enigma2	O
Enigma2	O
Enigma2	O
Enigma2	O
Enigma2	O
Enigma2	O
Dreambox	B-Operating_System
OS	O
DVB	B-Application
1	O
×	O
S	O
1	O
×	O
S	O
1	O
×	O
S	O
2	O
×	O
S/C/T	O
1	O
×	O
S/C/T	O
1	O
×	O
S	O
1	O
×	O
S/C/T	O
S+	O
S2/C/T	O
1	O
×	O
S/C/T	O
(	O
modular	O
)	O
2	O
×	O
S+S2	O
(	O
2	O
×	O
S/C/T	O
optional	O
)	O
1	O
×	O
S2	O
1	O
×	O
S/C/T	O
1	O
×	O
S2	O
,	O
1	O
x	O
C+T	O
(	O
in	O
total	O
2x	O
DVB-S/C/T	O
optional	O
)	O
1	O
×	O
S2	O
1	O
×	O
S/C/T	O
1	O
×	O
S2	O
,	O
1	O
x	O
C+T	O
(	O
in	O
total	O
2x	O
DVB-S/C/T	O
optional	O
)	O
2	O
x	O
S2	O
(	O
2	O
*	O
S/C/T	O
optional	O
)	O
HDTV	B-Device
7025	O
do	O
support	O
HDTV	B-Device
from	O
DVB-S	O
tuner	B-Device
(	O
MPEG2	B-Algorithm
HD	O
only	O
)	O
streamed	O
to	O
a	O
PC	O
;	O
(	O
MPEG4	O
H.264	O
does	O
n't	O
work	O
)	O
Common	B-Device
Interface	I-Device
CompactFlash	B-Device
Smart	O
card	O
Host	O
USB	B-Protocol
Service	O
LAN	B-General_Concept
(	O
Mbit/s	O
)	O
HDD	B-Device
ATA	B-Protocol
RF	B-Protocol
mod	O
.	O
</s>
<s>
**	O
HDMI	B-Protocol
via	O
DVI	B-Protocol
to	O
HDMI	B-Protocol
adapter	O
.	O
</s>
<s>
Remark	O
:	O
The	O
new	O
7020hd	O
v2	O
has	O
a	O
new	O
Flash	O
with	O
another	O
structure	O
,	O
that	O
is	O
why	O
you	O
need	O
a	O
different	O
Linux	B-Application
Image	O
.	O
</s>
<s>
The	O
DM	O
7000	O
is	O
based	O
around	O
the	O
IBM	O
STB04500	O
controller	O
,	O
featuring	O
a	O
PowerPC	B-Architecture
processor	I-Architecture
subsystem	O
and	O
hardware	O
MPEG	O
decoding	O
,	O
has	O
64	O
MiB	O
of	O
RAM	B-Architecture
,	O
8	O
MiB	O
of	O
NOR	O
flash	B-Device
memory	I-Device
(	O
directly	O
executable	O
)	O
,	O
a	O
Common	B-Device
Interface	I-Device
slot	O
,	O
a	O
dual	O
smart	O
card	O
reader	O
,	O
a	O
CompactFlash	B-Device
card	I-Device
reader	O
,	O
a	O
USB	B-Protocol
1.1	O
port	O
,	O
and	O
an	O
IDE	B-Protocol
(	O
also	O
known	O
as	O
PATA	B-Protocol
)	O
interface	O
for	O
attaching	O
an	O
internal	O
3.5	O
in	O
hard	B-Device
disk	I-Device
drive	I-Device
to	O
convert	O
the	O
unit	O
into	O
a	O
digital	B-Application
video	I-Application
recorder	I-Application
.	O
</s>
<s>
Because	O
the	O
boot	O
loader	O
resides	O
in	O
flash	B-Device
memory	I-Device
,	O
this	O
model	O
may	O
require	O
the	O
use	O
of	O
a	O
JTAG	O
in	O
case	O
of	O
bad	O
flashing	O
which	O
destroyed	O
the	O
boot	O
loader	O
.	O
</s>
<s>
Otherwise	O
,	O
the	O
DM	O
56X0	O
models	O
were	O
a	O
cut	O
down	O
version	O
of	O
the	O
DM	O
7000	O
without	O
an	O
IDE	B-Protocol
interface	O
.	O
</s>
<s>
They	O
did	O
,	O
however	O
,	O
include	O
an	O
RF	B-Protocol
modulator	O
allowing	O
them	O
to	O
be	O
used	O
with	O
older	O
TVs	O
that	O
lack	O
a	O
SCART	B-Protocol
connector	I-Protocol
.	O
</s>
<s>
The	O
DM500	O
is	O
the	O
successor	O
to	O
the	O
DM5620	O
and	O
is	O
the	O
smallest	O
and	O
cheapest	O
Dreambox	B-Operating_System
.	O
</s>
<s>
It	O
is	O
based	O
around	O
an	O
IBM	O
STBx25xx	O
Digital	O
Set-Top	O
Box	O
Integrated	O
Controller	O
,	O
featuring	O
notably	O
a	O
252MHz	O
PowerPC	B-Architecture
processor	I-Architecture
subsystem	O
,	O
hardware	O
MPEG-2	B-Algorithm
video	O
and	O
audio	O
decoding	O
and	O
smart	O
card	O
interfaces	O
.	O
</s>
<s>
The	O
DM500	O
features	O
32	O
MB	O
of	O
RAM	B-Architecture
and	O
8	O
MB	O
of	O
NOR	O
flash	B-Device
memory	I-Device
,	O
of	O
which	O
5	O
MB	O
are	O
used	O
for	O
read-only	O
firmware	B-Application
(	O
cramfs	B-Application
and	O
squashfs	B-Application
filesystems	O
)	O
,	O
256	O
kB	O
by	O
the	O
boot	O
loader	O
and	O
the	O
rest	O
by	O
a	O
writable	O
jffs2	B-Application
filesystem	O
.	O
</s>
<s>
It	O
has	O
the	O
standard	O
features	O
of	O
a	O
free-to-air	O
(	O
FTA	O
)	O
satellite	O
receiver	O
,	O
plus	O
extensive	O
Fast	B-Protocol
Ethernet	I-Protocol
networking	O
connectivity	O
and	O
a	O
single	O
smart	O
card	O
reader	O
.	O
</s>
<s>
Also	O
has	O
the	O
ability	O
to	O
be	O
used	O
on	O
Digital	O
satellite	O
,	O
cable	B-Device
and	O
terrestrial	O
broadcasts	O
(	O
also	O
known	O
as	O
DVB-S	O
,	O
DVB-C	B-Device
,	O
DVB-T	O
)	O
.	O
</s>
<s>
The	O
DM500+	O
model	O
has	O
96	O
MB	O
of	O
RAM	B-Architecture
instead	O
of	O
32	O
,	O
and	O
32	O
MB	O
of	O
NAND	O
flash	O
instead	O
of	O
8	O
MB	O
of	O
NOR	O
flash	O
.	O
</s>
<s>
This	O
makes	O
it	O
similar	O
to	O
the	O
DM600	O
PVR	B-Application
model	O
.	O
</s>
<s>
It	O
is	O
only	O
available	O
in	O
DVB-S	O
versions	O
.	O
</s>
<s>
The	O
DM	O
7020	O
is	O
essentially	O
an	O
updated	O
DM	O
7000	O
with	O
96	O
MiB	O
of	O
RAM	B-Architecture
,	O
32	O
MiB	O
of	O
NAND	O
flash	O
(	O
disk-like	O
)	O
and	O
an	O
RF	B-Protocol
modulator	O
.	O
</s>
<s>
Changes	O
were	O
also	O
made	O
on	O
the	O
software	O
side	O
,	O
utilizing	O
Open	O
Embedded	O
for	O
the	O
base	O
Linux	B-Application
operating	I-Application
system	I-Application
.	O
</s>
<s>
Because	O
the	O
flash	B-Device
memory	I-Device
of	O
this	O
model	O
is	O
not	O
directly	O
executable	O
,	O
the	O
primary	O
boot	O
loader	O
resides	O
in	O
ROM	O
and	O
can	O
recover	O
corrupted	O
secondary	O
boot	O
loader	O
in	O
flash	O
by	O
loading	O
from	O
the	O
serial	O
port	O
.	O
</s>
<s>
There	O
are	O
some	O
Enigma	B-Application
2	O
(	O
beta	O
)	O
images	O
already	O
available	O
for	O
this	O
model	O
.	O
</s>
<s>
The	O
DM	O
7025	O
is	O
similar	O
to	O
the	O
DM7020	O
but	O
with	O
the	O
ability	O
to	O
add	O
a	O
second	O
"	O
snap-in	O
"	O
tuner	B-Device
that	O
makes	O
it	O
possible	O
to	O
watch	O
one	O
program	O
while	O
recording	O
another	O
.	O
</s>
<s>
It	O
is	O
possible	O
to	O
change	O
the	O
tuner	B-Device
module	O
,	O
selecting	O
between	O
any	O
two	O
of	O
Satellite	O
,	O
Terrestrial	O
or	O
Cable	B-Device
versions	O
.	O
</s>
<s>
Internally	O
,	O
it	O
features	O
a	O
Xilleon	B-General_Concept
226	O
system-on-a-chip	B-Architecture
from	O
ATI	O
,	O
integrating	O
a	O
300MHz	O
MIPS	B-Device
CPU	O
core	O
instead	O
of	O
the	O
traditional	O
PowerPC	B-Architecture
found	O
in	O
other	O
models	O
,	O
and	O
has	O
128	O
MiB	O
of	O
RAM	B-Architecture
.	O
</s>
<s>
It	O
uses	O
Enigma	B-Application
2	O
,	O
this	O
is	O
a	O
complete	O
rewrite	O
of	O
the	O
original	O
Enigma	B-Application
GUI	O
,	O
and	O
is	O
still	O
going	O
through	O
growing	O
pains	O
as	O
features	O
that	O
were	O
present	O
in	O
Enigma	B-Application
are	O
added	O
to	O
Enigma2	O
.	O
</s>
<s>
Enigma2	O
is	O
Python-based	O
instead	O
of	O
C	B-Device
code	O
.	O
</s>
<s>
The	O
DM	O
7025	O
has	O
the	O
ability	O
to	O
decode	O
MPEG-2	B-Algorithm
HD	O
as	O
well	O
.	O
</s>
<s>
The	O
DM	O
7025+	O
model	O
features	O
an	O
Organic	B-Device
light-emitting	I-Device
diode	I-Device
(	O
OLED	B-Device
)	O
display	O
instead	O
of	O
an	O
LCD	B-Device
one	O
,	O
an	O
eject	O
button	O
on	O
the	O
Common	B-Device
Interface	I-Device
slot	O
and	O
improved	O
power	O
supply	O
.	O
</s>
<s>
The	O
DM	O
600	O
PVR	B-Application
is	O
the	O
same	O
small	O
size	O
as	O
the	O
DM	O
500	O
but	O
includes	O
an	O
IDE	B-Protocol
interface	O
allowing	O
to	O
add	O
an	O
internal	O
2.5	O
in	O
laptop-type	O
hard	B-Device
disk	I-Device
drive	I-Device
,	O
the	O
box	O
will	O
only	O
recognise	O
5600rpm	O
drives	O
.	O
</s>
<s>
It	O
is	O
built	O
around	O
the	O
same	O
IBM	O
STBx25xx	O
integrated	O
controller	O
,	O
but	O
features	O
32	O
MiB	O
of	O
flash	O
and	O
96	O
MiB	O
of	O
RAM	B-Architecture
,	O
of	O
which	O
64	O
MiB	O
are	O
user-accessible	O
.	O
</s>
<s>
It	O
is	O
possible	O
to	O
change	O
the	O
tuner	B-Device
module	O
,	O
selecting	O
between	O
Satellite	O
,	O
Terrestrial	O
and	O
Cable	B-Device
versions	O
.	O
</s>
<s>
There	O
is	O
still	O
just	O
one	O
SCART	B-Protocol
connector	I-Protocol
and	O
no	O
7-segment	O
LED	O
display	O
,	O
just	O
2	O
status	O
LEDs	O
.	O
</s>
<s>
This	O
is	O
essentially	O
a	O
high	B-Device
definition	I-Device
version	O
of	O
the	O
DM	O
600	O
PVR	B-Application
,	O
featuring	O
a	O
single	O
pluggable	O
DVB	B-Application
tuner	B-Device
(	O
S/S2	O
,	O
C	B-Device
or	O
T	O
)	O
,	O
a	O
300MHz	O
MIPS	B-Device
processor	O
,	O
64	O
MiB	O
of	O
Flash	B-Device
memory	I-Device
,	O
256	O
MiB	O
of	O
RAM	B-Architecture
and	O
room	O
for	O
an	O
internal	O
SATA	O
2.5	O
in	O
disk	B-Device
.	O
</s>
<s>
It	O
also	O
features	O
one	O
DVI	B-Protocol
to	I-Protocol
HDMi	I-Protocol
Cable	I-Protocol
,	O
two	O
USB	B-Protocol
2.0	O
,	O
one	O
eSATA	O
and	O
one	O
10/100	O
Mbit/s	O
Ethernet	O
interfaces	O
.	O
</s>
<s>
It	O
has	O
an	O
OLED	B-Device
display	I-Device
.	O
</s>
<s>
The	O
main	O
differences	O
of	O
the	O
DM800HD	O
se	O
compared	O
to	O
the	O
DM	O
800HD	O
are	O
a	O
400MHz	O
MIPS	B-Device
processor	O
,	O
a	O
HDMI	B-Protocol
connector	I-Protocol
and	O
a	O
color	O
OLED	B-Device
display	I-Device
.	O
</s>
<s>
This	O
is	O
the	O
high	B-Device
definition	I-Device
PVR	B-Application
.	O
</s>
<s>
Like	O
the	O
DM-7025	O
,	O
it	O
supports	O
pluggable	O
tuner	B-Device
modules	O
.	O
</s>
<s>
In	O
addition	O
to	O
High	B-Device
Definition	I-Device
,	O
it	O
has	O
an	O
upgrade	O
for	O
a	O
DVD	O
drive	O
(	O
slot	O
in	O
)	O
.	O
</s>
<s>
And	O
it	O
has	O
USB	B-Protocol
2.0	O
.	O
</s>
<s>
Physically	O
on	O
the	O
box	O
it	O
has	O
one	O
DVI-port	O
,	O
but	O
with	O
the	O
supplied	O
DVI	B-Protocol
to	I-Protocol
HDMi	I-Protocol
Cable	I-Protocol
you	O
get	O
HDMI	B-Protocol
video	O
.	O
</s>
<s>
Originally	O
,	O
this	O
model	O
was	O
supposed	O
to	O
have	O
128	O
MiB	O
of	O
RAM	B-Architecture
(	O
now	O
256	O
)	O
,	O
32	O
MiB	O
of	O
flash	O
(	O
now	O
256	O
MiB	O
)	O
and	O
a	O
300MHz	O
processor	O
(	O
now	O
400MHz	O
Broadcom	O
7400	O
)	O
.	O
</s>
<s>
Other	O
Linux-based	O
HD	O
receivers	O
became	O
available	O
in	O
the	O
meantime	O
.	O
</s>
<s>
In	O
June	O
2012	O
,	O
Dream	O
Multimedia	O
announced	O
the	O
discontinuation	O
of	O
the	O
DM	O
8000	O
HD	O
PVR	B-Application
because	O
several	O
electronic	O
components	O
are	O
no	O
longer	O
available	O
.	O
</s>
<s>
"	O
Project	O
Goliath	O
"	O
,	O
announced	O
in	O
June	O
2012	O
,	O
is	O
supposed	O
to	O
be	O
a	O
possible	O
successor	O
of	O
several	O
Dreambox	B-Operating_System
models	O
.	O
</s>
<s>
According	O
to	O
Dream	O
Multimedia	O
,	O
it	O
is	O
a	O
"	O
totally	O
new	O
hardware	O
and	O
software	O
product	O
,	O
combining	O
all	O
the	O
features	O
of	O
the	O
successful	O
Dreambox	B-Operating_System
series	O
,	O
and	O
indeed	O
will	O
go	O
beyond	O
that	O
"	O
.	O
</s>
<s>
The	O
factory-installed	O
distribution	O
on	O
the	O
Dreambox	B-Operating_System
is	O
mostly	O
available	O
under	O
the	O
GNU	B-License
General	I-License
Public	I-License
License	I-License
(	O
GPL	B-License
)	O
and	O
uses	O
standard	O
Linux	B-Application
API	B-General_Concept
's	O
,	O
including	O
Linux	B-Application
DVB	B-Application
API	B-General_Concept
and	O
Linux	B-Language
Infrared	I-Language
Remote	I-Language
Control	I-Language
(	O
LIRC	B-Language
)	O
.	O
</s>
<s>
Several	O
models	O
(	O
7025	O
,	O
800	O
and	O
8000	O
)	O
use	O
GStreamer	B-Language
as	O
a	O
multimedia	O
framework	O
.	O
</s>
<s>
There	O
are	O
also	O
many	O
third	O
party	O
addons	O
and	O
plugins	B-Application
available	O
that	O
will	O
extend	O
the	O
functionality	O
of	O
the	O
Dreambox	B-Operating_System
.	O
</s>
<s>
Some	O
plugins	B-Application
are	O
model	O
specific	O
,	O
while	O
others	O
run	O
on	O
all	O
boxes	O
.	O
</s>
<s>
Plugins	B-Application
such	O
as	O
Jukebox	O
and	O
SHOUTcast	B-Application
playback	O
,	O
also	O
external	O
XMLTV	B-Language
guides	O
,	O
a	O
web	B-Application
browser	I-Application
are	O
available	O
,	O
and	O
a	O
VLC	B-Application
media	I-Application
player	I-Application
interface	O
for	O
on	O
demand	O
streaming	O
media	O
.	O
</s>
<s>
Games	O
are	O
also	O
abundant	O
like	O
Pac-Man	B-Application
and	O
Tetris	B-Device
.	O
</s>
<s>
In	O
addition	O
,	O
unofficial	O
third-party	O
conditional	B-Architecture
access	I-Architecture
software	O
modules	O
(	O
CAMs	O
or	O
emulators	B-Application
)	O
are	O
widely	O
circulated	O
on	O
the	O
Internet	O
that	O
emulate	B-Application
the	O
CA	O
systems	O
developed	O
by	O
NDS	B-Device
(	O
VideoGuard	B-Device
)	O
,	O
Irdeto	O
,	O
Conax	B-Device
,	O
Nagravision	B-Device
,	O
Viaccess	B-Device
and	O
other	O
proprietary	O
vendors	O
.	O
</s>
<s>
Some	O
Dreambox	B-Operating_System
owners	O
use	O
these	O
softcams	O
in	O
conjunction	O
with	O
card	B-Device
sharing	I-Device
software	O
to	O
access	O
pay	O
TV	O
services	O
without	O
a	O
subscription	O
card	O
inserted	O
in	O
every	O
connected	O
box	O
.	O
</s>
<s>
Clones	O
also	O
exist	O
of	O
DM500	O
,	O
DM800	O
,	O
DM800se	O
and	O
DM800se	O
V2	O
built	O
around	O
the	O
same	O
commodity	O
IBM	O
SoC	B-Architecture
chip	O
and	O
hence	O
having	O
identical	O
or	O
slightly	O
superior	O
features	O
they	O
are	O
also	O
sold	O
without	O
the	O
Dreambox	B-Operating_System
brand	O
name	O
(	O
e.g.	O
,	O
the	O
Envision	O
500S	O
,	O
with	O
48	O
megabytes	O
of	O
RAM	B-Architecture
instead	O
of	O
32	O
,	O
also	O
available	O
in	O
a	O
500C	O
cable	B-Device
version	O
,	O
the	O
Eagle	O
box	O
or	O
the	O
Linbox	O
5558	O
,	O
or	O
Sunray	O
DM800se	O
)	O
.	O
</s>
<s>
They	O
have	O
a	O
retail	O
price	O
approaching	O
that	O
of	O
non-Linux	O
receivers	O
,	O
generally	O
a	O
fraction	O
of	O
the	O
Dreambox	B-Operating_System
500	O
price	O
.	O
</s>
<s>
An	O
unofficial	O
firmware	B-Application
group	O
called	O
Gemini	O
who	O
used	O
the	O
latest	O
flash	B-Device
drivers	I-Device
in	O
their	O
firmware	B-Application
,	O
found	O
that	O
flash	O
corruption	O
would	O
be	O
caused	O
on	O
clone	O
DM500-S	O
receivers	O
.	O
</s>
<s>
Other	O
developers	O
of	O
unofficial	O
firmware	B-Application
groups	O
would	O
find	O
boxes	O
to	O
be	O
affected	O
by	O
this	O
if	O
they	O
use	O
the	O
latest	O
drivers	O
,	O
providing	O
another	O
time	O
bomb	O
is	O
to	O
be	O
introduced	O
.	O
</s>
