<s>
There	O
are	O
various	O
consumer	B-Device
brain	I-Device
–	I-Device
computer	I-Device
interfaces	I-Device
available	O
for	O
sale	O
.	O
</s>
<s>
These	O
are	O
devices	O
that	O
generally	O
use	O
an	O
electroencephalography	B-Application
(	O
EEG	B-Application
)	O
headset	O
to	O
pick	O
up	O
EEG	B-Application
signals	O
,	O
a	O
processor	O
that	O
cleans	O
up	O
and	O
amplifies	O
the	O
signals	O
,	O
and	O
converts	O
them	O
into	O
desired	O
signals	O
,	O
and	O
some	O
kind	O
of	O
output	O
device	O
.	O
</s>
<s>
As	O
of	O
2012	O
,	O
EEG	B-Application
headsets	O
ranged	O
from	O
simple	O
dry	O
single-contact	O
devices	O
to	O
more	O
elaborate	O
16-contact	O
,	O
wetted	O
contacts	O
,	O
and	O
output	O
devices	O
included	O
toys	O
like	O
a	O
tube	O
containing	O
a	O
fan	O
that	O
blows	O
harder	O
or	O
softer	O
depending	O
on	O
how	O
hard	O
the	O
user	O
concentrates	O
which	O
in	O
turn	O
moved	O
a	O
ping-pong	O
ball	O
,	O
video	O
games	O
,	O
or	O
a	O
video	O
display	O
of	O
the	O
EEG	B-Application
signal	O
.	O
</s>
<s>
Neurosky	B-Device
grew	O
out	O
of	O
work	O
in	O
an	O
academic	O
lab	O
in	O
Korea	O
in	O
the	O
early	O
2000s	O
;	O
the	O
team	O
used	O
an	O
EEG	B-Application
headset	O
to	O
control	O
the	O
speed	O
of	O
a	O
remote-controlled	O
car	O
and	O
their	O
device	O
also	O
used	O
Eye	B-General_Concept
tracking	I-General_Concept
to	O
control	O
the	O
direction	O
the	O
car	O
moved	O
.	O
</s>
<s>
In	O
2010	O
the	O
company	O
released	O
a	O
product	O
called	O
Mindwave	O
with	O
one	O
contact	O
,	O
a	O
processor	O
,	O
an	O
application	O
(	O
and	O
a	O
mobile	O
app	O
)	O
that	O
could	O
display	O
the	O
EEG	B-Application
signal	O
,	O
and	O
several	O
games	O
and	O
other	O
apps	O
;	O
the	O
included	O
an	O
API	B-General_Concept
so	O
developers	O
could	O
create	O
new	O
apps	O
using	O
the	O
data	O
.	O
</s>
<s>
In	O
2007	O
the	O
Canadian	O
scientist	O
Ariel	O
Garten	O
formed	O
InteraXon	O
with	O
Trevor	O
Coleman	O
and	O
Chris	O
Aimone	O
to	O
commercialize	O
her	O
and	O
her	O
mentor	O
Steve	O
Mann	O
's	O
research	O
on	O
brain	B-Application
–	I-Application
computer	I-Application
interfaces	I-Application
,	O
with	O
an	O
initial	O
focus	O
on	O
output	O
devices	O
that	O
could	O
do	O
practical	O
tasks	O
like	O
turn	O
off	O
lights	O
,	O
control	O
audio	O
devices	O
,	O
or	O
move	O
objects	O
.	O
</s>
<s>
The	O
company	O
released	O
a	O
headset	O
and	O
processor	O
called	O
Muse	O
with	O
seven	O
electrodes	O
,	O
with	O
an	O
app	O
and	O
an	O
API	B-General_Concept
.	O
</s>
<s>
In	O
the	O
2010s	O
French	O
scientists	O
Yohan	O
Attal	O
and	O
Thibaud	O
Dumas	O
founded	O
myBrain	O
to	O
commercialize	O
their	O
research	O
,	O
and	O
worked	O
with	O
the	O
Brain	O
and	O
Spine	O
Institute	O
(	O
ICM	O
)	O
in	O
Paris	O
to	O
create	O
an	O
EEG	B-Application
headset	O
called	O
melomind	O
with	O
four	O
electrodes	O
,	O
with	O
an	O
app	O
for	O
stress	O
management	O
.	O
</s>
<s>
Around	O
the	O
same	O
time	O
OpenBCI	B-Algorithm
was	O
founded	O
by	O
Joel	O
Murphy	O
to	O
create	O
an	O
open	O
source	O
set	O
of	O
devices	O
,	O
processors	O
,	O
and	O
software	O
aimed	O
at	O
biohackers	O
and	O
researchers	O
that	O
incorporates	O
other	O
sensors	O
along	O
with	O
EEG	B-Application
electrodes	O
.	O
</s>
<s>
At	O
the	O
end	O
of	O
2020	O
,	O
began	O
shipping	O
their	O
visual	O
BCI	O
which	O
utilizes	O
an	O
EEG	B-Application
headset	O
with	O
dry	O
electrodes	O
.	O
</s>
