<s>
Apple	O
Inc	O
.	O
has	O
designed	O
and	O
manufactured	O
several	O
models	O
of	O
mice	B-Device
,	O
trackpads	B-Device
and	O
other	O
pointing	B-Device
devices	I-Device
,	O
primarily	O
for	O
use	O
with	O
Macintosh	B-Device
computers	O
.	O
</s>
<s>
Over	O
the	O
years	O
,	O
Apple	O
has	O
maintained	O
a	O
distinct	O
form	O
and	O
function	O
with	O
its	O
mice	B-Device
that	O
reflect	O
their	O
design	O
languages	O
of	O
that	O
time	O
.	O
</s>
<s>
Apple	O
's	O
current	O
external	O
pointing	B-Device
devices	I-Device
are	O
the	O
Magic	B-Device
Mouse	I-Device
2	I-Device
and	O
Magic	B-Device
Trackpad	I-Device
2	I-Device
.	O
</s>
<s>
Mice	B-Device
manufactured	O
by	O
Apple	O
previously	O
only	O
had	O
a	O
single	O
button	O
control	O
interface	O
,	O
until	O
the	O
Mighty	O
Mouse	B-Device
in	O
2005	O
,	O
which	O
introduced	O
a	O
clickable	O
scroll	O
ball	O
and	O
multiple	O
programmable	O
buttons	O
.	O
</s>
<s>
Mice	B-Device
made	O
by	O
Apple	O
contained	O
a	O
ball-tracking	O
control	O
mechanism	O
,	O
until	O
the	O
Pro	O
Mouse	B-Device
in	O
2000	O
when	O
Apple	O
moved	O
to	O
an	O
optical-based	O
tracking	O
mechanism	O
.	O
</s>
<s>
Apple	O
's	O
current	O
mouse	B-Device
,	O
the	O
Magic	B-Device
Mouse	I-Device
2	I-Device
,	O
uses	O
laser	O
tracking	O
.	O
</s>
<s>
It	O
was	O
there	O
they	O
discovered	O
the	O
mouse	B-Device
,	O
invented	O
by	O
Douglas	O
Engelbart	O
while	O
he	O
was	O
working	O
at	O
SRI	O
International	O
(	O
SRI	O
)	O
;	O
the	O
mouse	B-Device
had	O
subsequently	O
been	O
incorporated	O
into	O
the	O
graphical	O
user	O
interface	O
(	O
GUI	O
)	O
used	O
on	O
the	O
Xerox	B-Device
Alto	I-Device
.	O
</s>
<s>
During	O
an	O
interview	O
,	O
Engelbart	O
said	O
"	O
SRI	O
patented	O
the	O
mouse	B-Device
,	O
but	O
they	O
really	O
had	O
no	O
idea	O
of	O
its	O
value	O
.	O
</s>
<s>
Apple	O
was	O
so	O
inspired	O
by	O
the	O
mouse	B-Device
they	O
scrapped	O
their	O
current	O
plans	O
and	O
redesigned	O
everything	O
around	O
the	O
mouse	B-Device
and	O
GUI	O
.	O
</s>
<s>
One	O
of	O
the	O
biggest	O
problems	O
was	O
that	O
the	O
three	O
button	O
Xerox	O
mouse	B-Device
cost	O
over	O
to	O
build	O
,	O
which	O
was	O
not	O
practical	O
for	O
a	O
consumer-based	O
personal	O
computer	O
.	O
</s>
<s>
Apple	O
commissioned	O
Hovey-Kelley	O
Design	O
(	O
which	O
later	O
became	O
IDEO	O
)	O
to	O
assist	O
them	O
with	O
the	O
mouse	B-Device
design	O
,	O
which	O
not	O
only	O
had	O
to	O
be	O
redesigned	O
to	O
cost	O
instead	O
of	O
,	O
but	O
also	O
needed	O
to	O
be	O
tested	O
with	O
real	O
consumers	O
outside	O
a	O
laboratory	O
setting	O
to	O
learn	O
how	O
people	O
were	O
willing	O
to	O
use	O
it	O
.	O
</s>
<s>
Hundreds	O
of	O
prototypes	O
later	O
,	O
Apple	O
settled	O
on	O
a	O
single	O
button	O
mouse	B-Device
,	O
roughly	O
the	O
size	O
of	O
a	O
deck	O
of	O
cards	O
.	O
</s>
<s>
The	O
mouse	B-Device
created	O
for	O
the	O
Apple	B-Device
Lisa	I-Device
was	O
one	O
of	O
the	O
first	O
commercial	O
mice	B-Device
ever	O
produced	O
.	O
</s>
<s>
Included	O
with	O
the	O
Lisa	B-Device
system	O
in	O
1983	O
,	O
it	O
was	O
based	O
on	O
the	O
mouse	B-Device
used	O
in	O
the	O
1970s	O
on	O
the	O
Alto	B-Device
computer	O
at	O
Xerox	O
PARC	O
.	O
</s>
<s>
Unique	O
to	O
this	O
mouse	B-Device
was	O
the	O
use	O
of	O
a	O
steel	O
ball	O
,	O
instead	O
of	O
the	O
usual	O
rubber	O
ball	O
found	O
in	O
subsequent	O
Apple	O
mice	B-Device
.	O
</s>
<s>
Though	O
developed	O
by	O
Apple	O
,	O
the	O
mouse	B-Device
was	O
designed	O
by	O
Hovey-Kelley	O
(	O
renamed	O
IDEO	O
in	O
1991	O
)	O
,	O
who	O
built	O
hundreds	O
of	O
prototypes	O
and	O
conducted	O
exhaustive	O
testing	O
with	O
focus	O
groups	O
in	O
order	O
to	O
create	O
an	O
ideal	O
shape	O
for	O
the	O
Lisa	B-Device
mouse	B-Device
.	O
</s>
<s>
The	O
Lisa	B-Device
mouse	B-Device
was	O
subsequently	O
used	O
as	O
the	O
foundational	O
design	O
for	O
Apple	O
mice	B-Device
,	O
until	O
the	O
introduction	O
of	O
the	O
multi-button	O
design	O
on	O
the	O
Mighty	O
Mouse	B-Device
in	O
2005	O
.	O
</s>
<s>
Every	O
single	O
aspect	O
of	O
the	O
mouse	B-Device
was	O
researched	O
and	O
developed	O
,	O
from	O
how	O
many	O
buttons	O
to	O
include	O
,	O
to	O
how	O
loud	O
the	O
click	O
should	O
be	O
.	O
</s>
<s>
The	O
original	O
case	O
design	O
was	O
designed	O
by	O
Bill	O
Dresselhaus	O
,	O
and	O
incorporated	O
an	O
Art	O
Deco-inspired	O
style	O
with	O
formal	O
curving	O
lines	O
to	O
match	O
the	O
Lisa	B-Device
design	O
language	O
.	O
</s>
<s>
The	O
Macintosh	B-Device
mouse	B-Device
was	O
very	O
similar	O
to	O
the	O
original	O
Lisa	B-Device
mouse	B-Device
,	O
with	O
both	O
mice	B-Device
being	O
compatible	O
with	O
the	O
Lisa	B-Device
and	O
Macintosh	B-Device
.	O
</s>
<s>
The	O
case	O
was	O
a	O
slightly	O
darker	O
brown	O
than	O
Lisa	B-Device
's	O
beige	O
coloring	O
and	O
it	O
had	O
less	O
formal	O
lines	O
,	O
with	O
a	O
thick	O
chamfer	O
around	O
its	O
edges	O
to	O
match	O
the	O
Macintosh	B-Device
case	O
.	O
</s>
<s>
Mechanically	O
,	O
the	O
Lisa	B-Device
's	O
steel	O
ball	O
was	O
replaced	O
by	O
a	O
rubber	O
covered	O
steel	O
ball	O
,	O
but	O
otherwise	O
connected	O
with	O
the	O
same	O
DE-9	O
connectors	O
,	O
though	O
updated	O
with	O
a	O
square-shape	O
and	O
standard	O
thumb	O
screws	O
.	O
</s>
<s>
When	O
the	O
Macintosh	B-Device
Plus	I-Device
debuted	O
in	O
1986	O
,	O
Apple	O
had	O
made	O
minor	O
revisions	O
to	O
the	O
mouse	B-Device
mechanism	O
and	O
across	O
all	O
product	O
lines	O
,	O
unified	O
the	O
cable	O
connectors	O
and	O
used	O
a	O
more	O
rounded	O
shape	O
.	O
</s>
<s>
The	O
Macintosh	B-Device
mouse	B-Device
had	O
its	O
final	O
design	O
change	O
in	O
1987	O
,	O
updating	O
both	O
its	O
color	O
to	O
Platinum	O
with	O
contrasting	O
dark	O
gray	O
"	O
Smoke	O
"	O
accents	O
and	O
minor	O
mechanism	O
changes	O
.	O
</s>
<s>
Four	O
months	O
after	O
the	O
Macintosh	B-Device
debut	O
,	O
the	O
Apple	O
IIc	O
was	O
introduced	O
with	O
the	O
addition	O
of	O
an	O
optional	O
mouse	B-Device
(	O
the	O
M0100	O
)	O
to	O
manipulate	O
standard	O
80	O
column	O
text	O
.	O
</s>
<s>
The	O
mouse	B-Device
was	O
similar	O
to	O
the	O
Macintosh	B-Device
mouse	B-Device
,	O
though	O
it	O
was	O
in	O
a	O
creamy-beige	O
color	O
that	O
co-ordinated	O
with	O
the	O
IIc	O
's	O
bright	O
off-white	O
case	O
and	O
had	O
a	O
slightly	O
modified	O
design	O
which	O
was	O
sleeker	O
than	O
the	O
Macintosh	B-Device
's	O
blockier	O
shape	O
.	O
</s>
<s>
It	O
also	O
was	O
uniformly	O
the	O
same	O
color	O
,	O
eliminating	O
the	O
Mac	O
&	O
Lisa	B-Device
's	O
contrasting	O
taupe	O
accents	O
on	O
the	O
mouse	B-Device
button	O
and	O
cable	O
.	O
</s>
<s>
Unlike	O
the	O
Macintosh	B-Device
,	O
the	O
IIc	O
Mouse	B-Device
shared	O
a	O
dual	O
purpose	O
port	O
with	O
gaming	O
devices	O
like	O
joysticks	B-Device
.	O
</s>
<s>
In	O
order	O
for	O
the	O
IIc	O
to	O
know	O
what	O
was	O
plugged	O
into	O
it	O
,	O
its	O
mouse	B-Device
had	O
to	O
send	O
the	O
appropriate	O
signal	O
.	O
</s>
<s>
Despite	O
these	O
differences	O
,	O
it	O
carried	O
exactly	O
the	O
same	O
model	O
number	O
as	O
the	O
Macintosh	B-Device
version	O
.	O
</s>
<s>
The	O
A2M4015	O
,	O
packaged	O
for	O
the	O
IIc	O
,	O
coincided	O
with	O
a	O
minor	O
change	O
in	O
the	O
mouse	B-Device
mechanism	O
and	O
connector	O
style	O
.	O
</s>
<s>
In	O
1988	O
the	O
A2M4035	O
took	O
on	O
the	O
identical	O
physical	O
appearance	O
and	O
coloring	O
as	O
the	O
Platinum	O
gray	O
Macintosh	B-Device
Mouse	B-Device
.	O
</s>
<s>
Unlike	O
its	O
predecessors	O
,	O
the	O
USA	O
manufactured	O
versions	O
of	O
the	O
Platinum	O
Macintosh/Apple	O
IIe	O
mouse	B-Device
will	O
work	O
on	O
the	O
IIc	O
too	O
.	O
</s>
<s>
All	O
versions	O
of	O
the	O
IIc	O
Mouse	B-Device
will	O
work	O
with	O
any	O
Macintosh	B-Device
or	O
Apple	B-Device
II	I-Device
card	O
.	O
</s>
<s>
As	O
a	O
result	O
,	O
Apple	O
briefly	O
sold	O
the	O
intermediate	O
model	O
as	O
the	O
Apple	O
Mouse	B-Device
optionally	O
for	O
use	O
across	O
all	O
platforms	O
.	O
</s>
<s>
By	O
mid-1984	O
,	O
Apple	O
's	O
commitment	O
to	O
bringing	O
the	O
mouse	B-Device
to	O
its	O
entire	O
product	O
line	O
resulted	O
in	O
the	O
release	O
of	O
the	O
Apple	B-Device
II	I-Device
Mouse	B-Device
Interface	O
peripheral	O
card	O
.	O
</s>
<s>
Since	O
this	O
was	O
a	O
dedicated	O
mouse	B-Device
port	O
,	O
Apple	O
simply	O
re-packaged	O
the	O
Macintosh	B-Device
mouse	B-Device
,	O
but	O
with	O
the	O
same	O
creamy-beige	O
cable	O
and	O
connector	O
used	O
on	O
the	O
IIc	O
mouse	B-Device
and	O
bundled	O
it	O
along	O
with	O
special	O
software	O
called	O
MousePaint	B-Device
for	O
use	O
with	O
the	O
Apple	B-Device
II	I-Device
,	O
II	O
Plus	O
,	O
and	O
IIe	B-Device
computers	O
.	O
</s>
<s>
Like	O
the	O
original	O
IIc	O
mouse	B-Device
,	O
it	O
used	O
the	O
same	O
model	O
number	O
as	O
the	O
Macintosh	B-Device
Mouse	B-Device
.	O
</s>
<s>
Unlike	O
the	O
Mouse	B-Device
IIc	O
,	O
however	O
,	O
it	O
can	O
be	O
interchanged	O
with	O
the	O
Macintosh	B-Device
version	O
,	O
but	O
cannot	O
be	O
used	O
on	O
the	O
IIc	O
.	O
</s>
<s>
Due	O
to	O
the	O
popularity	O
of	O
the	O
Macintosh	B-Device
and	O
shortage	O
of	O
mice	B-Device
,	O
Apple	O
later	O
repackaged	O
the	O
original	O
Apple	O
Mouse	B-Device
IIc	O
in	O
this	O
bundle	O
as	O
well	O
since	O
it	O
was	O
cross-platform	O
compatible	O
.	O
</s>
<s>
Since	O
the	O
original	O
Apple	O
Mouse	B-Device
IIc	O
was	O
compatible	O
across	O
all	O
platforms	O
,	O
Apple	O
renamed	O
the	O
mouse	B-Device
in	O
1985	O
and	O
offered	O
it	O
as	O
an	O
optional	O
purchase	O
for	O
all	O
computers	O
and	O
separate	O
from	O
the	O
Apple	B-Device
II	I-Device
interface	O
card	O
.	O
</s>
<s>
Apple	O
would	O
briefly	O
reuse	O
this	O
name	O
later	O
for	O
a	O
re-badged	O
Apple	O
Pro	O
Mouse	B-Device
.	O
</s>
<s>
With	O
the	O
Apple	B-Device
IIe	I-Device
already	O
three	O
years	O
old	O
,	O
the	O
AppleMouse	O
II	O
was	O
re-badged	O
for	O
the	O
IIe	B-Device
alone	O
and	O
essentially	O
used	O
a	O
repackaged	O
Macintosh	B-Device
Mouse	B-Device
with	O
no	O
modifications	O
.	O
</s>
<s>
Later	O
it	O
would	O
also	O
use	O
the	O
Platinum	O
Macintosh	B-Device
version	O
.	O
</s>
<s>
The	O
US-manufactured	O
version	O
of	O
the	O
Platinum	O
mouse	B-Device
is	O
also	O
interchangeable	O
with	O
the	O
identical-looking	O
IIc	O
mouse	B-Device
.	O
</s>
<s>
In	O
September	O
1986	O
,	O
Apple	O
continued	O
a	O
year	O
of	O
major	O
change	O
by	O
converting	O
its	O
mice	B-Device
and	O
keyboards	O
to	O
the	O
Apple	B-Device
Desktop	I-Device
Bus	I-Device
(	O
ADB	B-Device
)	O
.	O
</s>
<s>
Newly	O
redesigned	O
,	O
this	O
mouse	B-Device
retained	O
the	O
blocky	O
footprint	O
of	O
its	O
predecessor	O
,	O
but	O
had	O
a	O
lower	O
,	O
triangular	O
profile	O
.	O
</s>
<s>
The	O
first	O
official	O
Snow	O
White	O
design	O
language	O
mouse	B-Device
(	O
the	O
Apple	O
Mouse	B-Device
IIc	O
was	O
technically	O
the	O
first	O
)	O
,	O
it	O
was	O
a	O
uniform	O
Platinum	O
gray	O
color	O
,	O
including	O
the	O
single	O
button	O
,	O
with	O
only	O
the	O
cables	O
and	O
connectors	O
retaining	O
the	O
contrasting	O
darker	O
gray	O
"	O
Smoke	O
"	O
color	O
.	O
</s>
<s>
It	O
was	O
introduced	O
on	O
the	O
Apple	B-Device
IIGS	I-Device
computer	O
and	O
later	O
became	O
the	O
standard	O
mouse	B-Device
included	O
with	O
all	O
Macintosh	B-Device
desktop	O
computers	O
for	O
the	O
next	O
six	O
years	O
.	O
</s>
<s>
There	O
were	O
a	O
total	O
of	O
3	O
mice	B-Device
of	O
this	O
type	O
produced	O
.	O
</s>
<s>
1	O
was	O
sold	O
with	O
the	O
Apple	B-Device
IIGS	I-Device
with	O
the	O
model	O
number	O
designation	O
A9M0331	O
.	O
</s>
<s>
The	O
other	O
was	O
sold	O
with	O
the	O
Macintosh	B-Device
II	O
and	O
Mac	O
SE	O
with	O
a	O
family	O
number	O
designation	O
G5431	O
.	O
</s>
<s>
Besides	O
FCC	O
ID	O
numbers	O
,	O
both	O
were	O
exactly	O
alike	O
and	O
came	O
with	O
a	O
black	O
track	B-Device
ball	I-Device
.	O
</s>
<s>
Both	O
identical	O
to	O
the	O
Taiwan	O
made	O
mouse	B-Device
with	O
the	O
exception	O
of	O
a	O
grey	O
mouse	B-Device
ball	O
.	O
</s>
<s>
In	O
only	O
its	O
third	O
major	O
redesign	O
in	O
ten	O
years	O
,	O
the	O
Apple	O
mouse	B-Device
shed	O
its	O
blocky	O
exterior	O
for	O
rounded	O
curves	O
.	O
</s>
<s>
The	O
so-called	O
tear-drop	O
mouse	B-Device
,	O
was	O
essentially	O
the	O
same	O
as	O
its	O
predecessor	O
but	O
with	O
a	O
new	O
case	O
subsequently	O
held	O
as	O
the	O
ideal	O
shape	O
of	O
mice	B-Device
.	O
</s>
<s>
Indeed	O
,	O
the	O
basic	O
design	O
has	O
persevered	O
into	O
current	O
models	O
,	O
as	O
well	O
as	O
being	O
widely	O
adopted	O
by	O
other	O
mouse	B-Device
manufacturers	O
.	O
</s>
<s>
It	O
was	O
included	O
with	O
all	O
Macintosh	B-Device
desktop	O
computers	O
from	O
1993	O
until	O
1998	O
in	O
platinum	O
color	O
under	O
the	O
model	O
M2706	O
.	O
</s>
<s>
It	O
was	O
also	O
the	O
first	O
mouse	B-Device
produced	O
by	O
Apple	O
in	O
black	O
to	O
match	O
the	O
Macintosh	B-Device
TV	I-Device
as	O
well	O
as	O
the	O
Performa	B-Device
5420	I-Device
sold	O
in	O
black	O
;	O
also	O
under	O
the	O
model	O
M2706	O
.	O
</s>
<s>
A	O
dark	O
gray	O
version	O
was	O
released	O
in	O
1993	O
as	O
a	O
color	O
coded	O
accessory	O
for	O
the	O
PowerBook	B-Device
100	O
series	O
under	O
the	O
model	O
M2707	O
.	O
</s>
<s>
The	O
Apple	O
USB	B-Protocol
Mouse	B-Device
was	O
Apple	O
's	O
first	O
USB	B-Protocol
mouse	B-Device
.	O
</s>
<s>
Released	O
with	O
the	O
iMac	B-Device
in	O
1998	O
and	O
included	O
with	O
all	O
successive	O
desktop	O
Macs	O
for	O
the	O
next	O
two	O
years	O
,	O
the	O
round	O
"	O
Hockey	O
puck	O
"	O
USB	B-Protocol
mouse	B-Device
is	O
widely	O
considered	O
one	O
of	O
Apple	O
's	O
worst	O
mistakes	O
.	O
</s>
<s>
Marking	O
the	O
switch	O
from	O
ADB	B-Device
,	O
the	O
colorful	O
translucent	O
mouse	B-Device
was	O
a	O
radical	O
departure	O
from	O
its	O
predecessors	O
,	O
down	O
to	O
a	O
ball	O
whose	O
two-tone	O
surface	O
fluttered	O
past	O
the	O
user	O
's	O
eyes	O
as	O
it	O
spun	O
under	O
the	O
mouse	B-Device
's	O
translucent	O
housing	O
.	O
</s>
<s>
However	O
stylish	O
,	O
the	O
mouse	B-Device
's	O
round	O
shape	O
is	O
widely	O
considered	O
clumsy	O
,	O
due	O
to	O
its	O
small	O
size	O
and	O
tendency	O
to	O
rotate	O
in	O
use	O
.	O
</s>
<s>
This	O
was	O
a	O
major	O
cause	O
for	O
the	O
success	O
of	O
ADB	B-Device
to	O
USB	B-Protocol
adapters	O
,	O
as	O
they	O
allowed	O
for	O
the	O
use	O
of	O
the	O
older	O
,	O
more	O
comfortable	O
ADB	B-Device
Mouse	B-Device
II	O
to	O
be	O
used	O
with	O
those	O
iMacs	B-Device
.	O
</s>
<s>
Later	O
revisions	O
included	O
a	O
shallow	O
indentation	O
on	O
the	O
front	O
of	O
the	O
single	O
mouse	B-Device
button	O
,	O
but	O
this	O
was	O
not	O
enough	O
to	O
prevent	O
a	O
flood	O
of	O
third-party	O
shells	O
that	O
attached	O
to	O
the	O
USB	B-Protocol
mouse	B-Device
to	O
give	O
it	O
the	O
ADB	B-Device
mouse	B-Device
's	O
elliptical	O
shape	O
.	O
</s>
<s>
Another	O
flaw	O
introduced	O
in	O
the	O
Apple	O
USB	B-Protocol
Mouse	B-Device
,	O
shared	O
across	O
all	O
of	O
Apple	O
's	O
USB	B-Protocol
offerings	O
,	O
is	O
the	O
atypically	O
short	O
cord	O
.	O
</s>
<s>
Though	O
intended	O
for	O
use	O
through	O
the	O
integrated	O
hub	O
in	O
Apple	O
's	O
keyboards	O
(	O
which	O
have	O
themselves	O
had	O
shorter	O
integral	O
cables	O
since	O
the	O
USB	B-Protocol
transition	O
,	O
eventually	O
prompting	O
Apple	O
to	O
bundle	O
keyboard-only	O
extension	O
cables	O
with	O
tower	O
Macs	O
)	O
,	O
Apple	O
's	O
transition	O
to	O
USB	B-Protocol
coincided	O
with	O
the	O
relocation	O
of	O
ports	O
on	O
their	O
laptops	O
from	O
the	O
center	O
to	O
the	O
left	O
edge	O
.	O
</s>
<s>
As	O
none	O
of	O
Apple	O
's	O
USB	B-Protocol
mice	B-Device
have	O
cords	O
longer	O
than	O
two	O
feet	O
,	O
they	O
are	O
impractical	O
for	O
most	O
right-handed	O
users	O
.	O
</s>
<s>
In	O
a	O
move	O
away	O
from	O
the	O
bold	O
colors	O
of	O
the	O
iMac	B-Device
and	O
in	O
a	O
return	O
to	O
the	O
styling	O
of	O
the	O
traditional	O
mouse	B-Device
design	O
,	O
Apple	O
discontinued	O
the	O
USB	B-Protocol
Mouse	B-Device
in	O
July	O
2000	O
,	O
and	O
introduced	O
the	O
all-black	O
Pro	O
Mouse	B-Device
.	O
</s>
<s>
A	O
similar	O
design	O
to	O
the	O
ADB	B-Device
II	O
mouse	B-Device
,	O
the	O
black	O
Apple	O
Pro	O
Mouse	B-Device
was	O
surrounded	O
by	O
a	O
clear	O
plastic	O
shell	O
.	O
</s>
<s>
After	O
taking	O
years	O
of	O
criticism	O
for	O
their	O
continuation	O
of	O
the	O
one-button	O
mouse	B-Device
,	O
Apple	O
effectively	O
flipped	O
the	O
design	O
of	O
a	O
"	O
normal	O
"	O
mouse	B-Device
upside-down	O
,	O
with	O
the	O
sleekly	O
featureless	O
appearance	O
that	O
resulted	O
inspiring	O
its	O
jocular	O
appellation	O
as	O
"	O
the	O
first	O
zero-button	O
mouse.	O
"	O
</s>
<s>
This	O
was	O
the	O
first	O
Apple	O
mouse	B-Device
to	O
use	O
a	O
solid-state	O
optical	O
tracking	O
instead	O
of	O
a	O
rubber	O
ball	O
for	O
its	O
tracking	O
mechanism	O
.	O
</s>
<s>
A	O
dial	O
is	O
located	O
on	O
the	O
mouse	B-Device
to	O
adjust	O
the	O
mouse	B-Device
's	O
click	O
force	O
.	O
</s>
<s>
It	O
was	O
included	O
as	O
the	O
standard	O
mouse	B-Device
with	O
all	O
shipping	O
desktop	O
Macs	O
,	O
and	O
was	O
later	O
made	O
available	O
in	O
white	O
.	O
</s>
<s>
In	O
May	O
2003	O
,	O
the	O
mouse	B-Device
underwent	O
a	O
minor	O
redesign	O
,	O
during	O
which	O
time	O
the	O
black	O
version	O
was	O
discontinued	O
,	O
the	O
click	O
force	O
dial	O
was	O
removed	O
,	O
and	O
Pro	O
was	O
dropped	O
from	O
its	O
name	O
.	O
</s>
<s>
The	O
Apple	O
Wireless	O
Mouse	B-Device
(	O
A1015	O
)	O
,	O
a	O
Bluetooth-based	O
wireless	O
version	O
of	O
the	O
Apple	O
Pro	O
Mouse	B-Device
in	O
white	O
,	O
was	O
released	O
in	O
September	O
2003	O
as	O
Apple	O
's	O
first	O
wireless	O
mouse	B-Device
.	O
</s>
<s>
Previously	O
included	O
with	O
all	O
new	O
Macintosh	B-Device
desktop	O
models	O
,	O
it	O
was	O
a	O
major	O
departure	O
from	O
Apple	O
's	O
one-button	O
philosophy	O
integrated	O
in	O
its	O
design	O
since	O
the	O
Lisa	B-Device
.	O
</s>
<s>
This	O
mouse	B-Device
was	O
called	O
the	O
Mighty	O
Mouse	B-Device
but	O
was	O
renamed	O
to	O
just	O
'	O
Apple	O
Mouse	B-Device
 '	O
in	O
2009	O
due	O
to	O
legal	O
issues	O
with	O
the	O
name	O
.	O
</s>
<s>
The	O
Mighty	O
Mouse	B-Device
includes	O
a	O
touch-sensitive	O
button	O
design	O
that	O
supports	O
left	O
and	O
right	O
click	O
,	O
as	O
well	O
as	O
a	O
scroll	O
ball	O
that	O
supports	O
360-degree	O
scroll	O
movement	O
.	O
</s>
<s>
A	O
wireless	O
version	O
(	O
A1197	O
)	O
of	O
the	O
Mighty	O
Mouse	B-Device
was	O
also	O
released	O
,	O
replacing	O
the	O
Wireless	O
Mouse	B-Device
.	O
</s>
<s>
Introduced	O
on	O
October	O
20	O
,	O
2009	O
as	O
a	O
replacement	O
to	O
the	O
wireless	O
Mighty	O
Mouse	B-Device
,	O
the	O
Magic	O
Mouse	B-Device
features	O
a	O
multi-touch	B-Application
interface	O
similar	O
to	O
the	O
iPhone	O
,	O
iPod	O
Touch	O
and	O
MacBook	B-Device
trackpads	B-Device
.	O
</s>
<s>
The	O
mouse	B-Device
also	O
includes	O
wireless	O
Bluetooth	B-Protocol
capabilities	O
and	O
a	O
laser-tracking	O
sensor	O
.	O
</s>
<s>
The	O
Magic	O
Mouse	B-Device
supports	O
two-button	O
click	O
,	O
multi-touch	B-Application
gestures	O
and	O
inertia	O
scrolling	O
in	O
Mac	B-Application
OS	I-Application
X	O
.	O
</s>
<s>
The	O
Magic	O
Mouse	B-Device
was	O
included	O
with	O
the	O
iMac	B-Device
and	O
the	O
first-generation	O
Mac	B-Device
Pro	I-Device
.	O
</s>
<s>
On	O
October	O
13	O
,	O
2015	O
,	O
Apple	O
released	O
a	O
second-generation	O
Magic	O
Mouse	B-Device
(	O
initially	O
marketed	O
as	O
Magic	B-Device
Mouse	I-Device
2	I-Device
)	O
,	O
replacing	O
the	O
first-generation	O
Magic	O
Mouse	B-Device
.	O
</s>
<s>
It	O
is	O
powered	O
off	O
of	O
a	O
rechargeable	O
Li-ion	O
battery	O
instead	O
of	O
AA	B-Algorithm
batteries	I-Algorithm
.	O
</s>
<s>
The	O
battery	O
is	O
charged	O
via	O
the	O
Lightning	B-Architecture
port	I-Architecture
located	O
on	O
the	O
bottom	O
of	O
the	O
mouse	B-Device
.	O
</s>
<s>
As	O
a	O
result	O
,	O
the	O
mouse	B-Device
is	O
unusable	O
while	O
charging	O
,	O
a	O
design	O
choice	O
that	O
was	O
poorly	O
received	O
by	O
critics	O
.	O
</s>
<s>
The	O
Magic	B-Device
Mouse	I-Device
2	I-Device
has	O
been	O
included	O
with	O
the	O
iMac	B-Device
,	O
iMac	B-Device
Pro	I-Device
,	O
and	O
Mac	B-Device
Pro	I-Device
,	O
and	O
is	O
also	O
available	O
as	O
a	O
separate	O
purchase	O
.	O
</s>
<s>
Recent	O
versions	O
of	O
macOS	B-Application
and	O
iPadOS	B-Operating_System
include	O
full	O
support	O
for	O
the	O
second-generation	O
Magic	O
Mouse	B-Device
.	O
</s>
<s>
The	O
mouse	B-Device
has	O
been	O
made	O
available	O
in	O
many	O
different	O
colors	O
;	O
it	O
has	O
been	O
available	O
in	O
a	O
white	O
and	O
silver	O
color	O
since	O
2015	O
,	O
same	O
as	O
the	O
first-generation	O
Magic	O
Mouse	B-Device
.	O
</s>
<s>
A	O
space	O
grey	O
color	O
was	O
introduced	O
in	O
2017	O
to	O
match	O
the	O
iMac	B-Device
Pro	I-Device
,	O
a	O
black	O
and	O
silver	O
color	O
in	O
2019	O
to	O
match	O
the	O
third-generation	O
Mac	B-Device
Pro	I-Device
,	O
and	O
a	O
variety	O
of	O
pastel	O
colors	O
in	O
2021	O
to	O
match	O
the	O
M1	B-Device
iMac	I-Device
.	O
</s>
<s>
The	O
trackpad	B-Device
is	O
the	O
built-in	O
pointing	B-Device
device	I-Device
on	O
all	O
Apple	O
notebook	O
computers	O
since	O
1995	O
,	O
and	O
is	O
colored	O
to	O
match	O
the	O
laptop	O
case	O
.	O
</s>
<s>
The	O
MacBook	B-Device
Air	I-Device
introduced	O
a	O
multi-touch	B-Application
trackpad	B-Device
with	O
gesture	O
support	O
,	O
which	O
has	O
since	O
spread	O
to	O
the	O
rest	O
of	O
Apple	O
's	O
portable	O
products	O
.	O
</s>
<s>
Like	O
Apple	O
's	O
single-button	O
mice	B-Device
,	O
all	O
of	O
their	O
trackpads	B-Device
have	O
no	O
more	O
than	O
one	O
button	O
(	O
though	O
some	O
early	O
PowerBooks	B-Device
had	O
a	O
second	O
physical	O
button	O
,	O
it	O
was	O
electrically	O
the	O
same	O
as	O
the	O
primary	O
button	O
)	O
also	O
like	O
Apple	O
's	O
new	O
mice	B-Device
,	O
their	O
latest	O
trackpads	B-Device
—	O
beginning	O
with	O
the	O
unibody	O
MacBooks	B-Device
and	O
MacBook	B-Device
Pros	O
—	O
eliminated	O
physical	O
buttons	O
.	O
</s>
<s>
Current	O
MacBooks	B-Device
,	O
starting	O
with	O
the	O
2015	B-Device
MacBook	I-Device
,	O
include	O
a	O
Force	B-Device
Touch	I-Device
trackpad	B-Device
,	O
capable	O
of	O
detecting	O
multiple	O
levels	O
of	O
pressure	O
,	O
and	O
has	O
a	O
solid-state	O
design	O
with	O
no	O
moving	O
parts	O
.	O
</s>
<s>
Starting	O
with	O
the	O
iPod	O
2G	O
,	O
the	O
mechanical	O
scroll	O
wheel	O
was	O
replaced	O
with	O
a	O
wheel-shaped	O
trackpad	B-Device
.	O
</s>
<s>
The	O
Twentieth	O
Anniversary	O
Macintosh	B-Device
was	O
the	O
first	O
Macintosh	B-Device
desktop	O
to	O
not	O
include	O
a	O
mouse	B-Device
,	O
and	O
instead	O
includes	O
a	O
trackpad	B-Device
which	O
can	O
be	O
attached	O
into	O
the	O
palm	O
rest	O
of	O
the	O
keyboard	O
.	O
</s>
<s>
Apple	O
released	O
its	O
first	O
dedicated	O
external	O
trackpad	B-Device
,	O
the	O
Magic	B-Device
Trackpad	I-Device
,	O
on	O
July	O
27	O
,	O
2010	O
.	O
</s>
<s>
It	O
is	O
a	O
Bluetooth-only	O
wireless	O
trackpad	B-Device
,	O
similar	O
to	O
the	O
Magic	O
Mouse	B-Device
.	O
</s>
<s>
It	O
is	O
80%	O
larger	O
than	O
the	O
MacBook	B-Device
trackpads	B-Device
of	O
the	O
time	O
,	O
and	O
is	O
designed	O
to	O
match	O
the	O
design	O
of	O
the	O
Apple	O
Wireless	O
Keyboard	O
.	O
</s>
<s>
The	O
trackpad	B-Device
's	O
clicking	O
mechanism	O
is	O
activated	O
by	O
two	O
circular	O
feet	O
located	O
on	O
the	O
bottom	O
edge	O
of	O
the	O
trackpad	B-Device
.	O
</s>
<s>
On	O
October	O
13	O
,	O
2015	O
,	O
Apple	O
released	O
a	O
second-generation	O
Magic	B-Device
Trackpad	I-Device
(	O
initially	O
marketed	O
as	O
Magic	B-Device
Trackpad	I-Device
2	I-Device
)	O
,	O
replacing	O
the	O
first-generation	O
Magic	B-Device
Trackpad	I-Device
.	O
</s>
<s>
The	O
second-generation	O
Magic	B-Device
Trackpad	I-Device
is	O
designed	O
to	O
match	O
the	O
Magic	B-Device
Keyboard	I-Device
,	O
also	O
released	O
on	O
the	O
same	O
day	O
.	O
</s>
<s>
It	O
introduces	O
solid-state	O
Force	B-Device
Touch	I-Device
trackpad	B-Device
technology	O
to	O
desktop	O
Macs	O
,	O
as	O
well	O
as	O
a	O
rechargeable	O
Li-Ion	O
battery	O
,	O
charged	O
via	O
a	O
Lightning	B-Architecture
connector	I-Architecture
.	O
</s>
<s>
Recent	O
versions	O
of	O
macOS	B-Application
and	O
iPadOS	B-Operating_System
include	O
full	O
support	O
for	O
the	O
second-generation	O
Magic	B-Device
Trackpad	I-Device
.	O
</s>
<s>
The	O
trackpad	B-Device
has	O
been	O
made	O
available	O
in	O
many	O
different	O
colors	O
;	O
it	O
has	O
been	O
available	O
in	O
a	O
white	O
and	O
silver	O
color	O
since	O
2015	O
.	O
</s>
<s>
A	O
space	O
grey	O
color	O
was	O
introduced	O
in	O
2017	O
to	O
match	O
the	O
iMac	B-Device
Pro	I-Device
,	O
a	O
black	O
and	O
silver	O
color	O
in	O
2019	O
to	O
match	O
the	O
third-generation	O
Mac	B-Device
Pro	I-Device
,	O
and	O
a	O
variety	O
of	O
pastel	O
colors	O
in	O
2021	O
to	O
match	O
the	O
M1	B-Device
iMac	I-Device
.	O
</s>
<s>
The	O
Magic	B-Device
Keyboard	I-Device
for	O
iPad	B-Device
,	O
released	O
on	O
April	O
22	O
,	O
2020	O
,	O
is	O
a	O
keyboard	O
case	O
that	O
includes	O
a	O
scissor-switch	O
keyboard	O
and	O
multi-touch	B-Application
trackpad	B-Device
,	O
to	O
accompany	O
the	O
addition	O
of	O
mouse	B-Device
support	O
in	O
iPadOS	B-Operating_System
.	O
</s>
<s>
Apple	O
released	O
a	O
modified	O
Magic	B-Device
Keyboard	I-Device
in	O
May	O
2021	O
to	O
accommodate	O
the	O
slightly	O
thicker	O
5th	B-Device
generation	I-Device
iPad	I-Device
Pro	I-Device
,	O
which	O
is	O
also	O
compatible	O
with	O
the	O
previous	O
Magic	B-Device
Keyboard	I-Device
,	O
though	O
it	O
exhibits	O
tighter	O
fit	O
.	O
</s>
<s>
"	O
Apple	O
Hand	O
Controllers	O
II	O
"	O
and	O
"	O
Apple	O
Hand	O
Controllers	O
IIe	B-Device
,	O
IIc	O
"	O
(	O
A2M2001	O
)	O
These	O
paddles	B-Device
were	O
the	O
original	O
Apple-branded	O
game	O
controllers	O
.	O
</s>
<s>
"	O
Apple	O
Joystick	B-Device
IIe	B-Device
,	O
IIc	O
"	O
(	O
A2M2002	O
)	O
Manufactured	O
by	O
The	O
Keyboard	O
Company	O
.	O
</s>
<s>
Essentially	O
a	O
gaming	O
device	O
around	O
long	O
before	O
the	O
mouse	B-Device
,	O
the	O
joystick	B-Device
could	O
be	O
used	O
for	O
many	O
of	O
the	O
same	O
functions	O
.	O
</s>
<s>
Apple	O
Graphics	B-Device
Tablet	I-Device
(	O
A2M0029	O
)	O
The	O
Apple	O
Graphics	B-Device
Tablet	I-Device
was	O
a	O
large	O
flat	O
surface	O
covered	O
with	O
a	O
grid	O
and	O
had	O
an	O
attached	O
stylus	B-Device
.	O
</s>
<s>
Released	O
for	O
the	O
Apple	B-Device
II	I-Device
Plus	O
and	O
later	O
a	O
modified	O
version	O
for	O
the	O
Apple	B-Device
IIe	I-Device
.	O
</s>
<s>
Pippin	B-Device
Keyboard	O
An	O
optional	O
keyboard	O
accessory	O
was	O
provided	O
for	O
the	O
Pippin	B-Device
,	O
which	O
had	O
a	O
large	O
graphics	B-Device
tablet	I-Device
and	O
stylus	B-Device
on	O
the	O
top	O
half	O
of	O
its	O
notebook-like	O
hinged	O
body	O
.	O
</s>
<s>
Apple	B-Device
Pencil	I-Device
The	O
Apple	B-Device
Pencil	I-Device
is	O
a	O
stylus	B-Device
accessory	O
for	O
selected	O
iPad	B-Device
models	O
,	O
intended	O
for	O
use	O
when	O
drawing	O
or	O
handwriting	O
.	O
</s>
<s>
Apple	O
was	O
one	O
of	O
the	O
first	O
computer	O
manufacturers	O
to	O
include	O
a	O
built-in	O
trackball	B-Device
into	O
a	O
complete	O
system	O
with	O
the	O
Macintosh	B-Device
Portable	I-Device
in	O
1989	O
.	O
</s>
<s>
The	O
first	O
entries	O
in	O
the	O
company	O
's	O
PowerBook	B-Device
line	O
of	O
notebook	O
computers	O
put	O
the	O
trackball	B-Device
directly	O
below	O
the	O
keyboard	O
—	O
a	O
first	O
for	O
laptop	O
design	O
and	O
a	O
configuration	O
which	O
was	O
borrowed	O
by	O
many	O
competing	O
Wintel	B-Device
notebook	O
manufacturers	O
in	O
the	O
mid-1990s	O
.	O
</s>
<s>
Macintosh	B-Device
Portable	I-Device
The	O
Macintosh	B-Device
Portable	I-Device
was	O
the	O
first	O
Apple	O
machine	O
to	O
use	O
a	O
trackball	B-Device
,	O
essentially	O
a	O
large	O
palm-sized	O
,	O
upside-down	O
ball	O
mouse	B-Device
.	O
</s>
<s>
The	O
trackball	B-Device
was	O
removable	O
and	O
could	O
be	O
placed	O
on	O
either	O
side	O
of	O
the	O
keyboard	O
,	O
or	O
removed	O
and	O
a	O
number	O
pad	O
installed	O
in	O
its	O
place	O
.	O
</s>
<s>
PowerBook	B-Device
The	O
PowerBook	B-Device
line	O
scaled	O
down	O
the	O
trackball	B-Device
to	O
be	O
thumb-sized	O
and	O
included	O
one	O
in	O
every	O
portable	O
from	O
1991	O
to	O
1995	O
when	O
it	O
was	O
phased	O
out	O
in	O
favor	O
of	O
the	O
trackpad	B-Device
.	O
</s>
<s>
Pippin	B-Device
controller	O
(	O
"	O
Apple	O
Jack	O
"	O
)	O
The	O
Pippin	B-Device
,	O
developed	O
by	O
Apple	O
,	O
had	O
a	O
gamepad	O
with	O
a	O
built-in	O
trackball	B-Device
.	O
</s>
<s>
Versions	O
were	O
made	O
which	O
connected	O
via	O
the	O
Pippin	B-Device
's	O
AppleJack	O
childproof	O
ADB	B-Device
connector	O
,	O
infrared	O
,	O
and	O
normal	O
ADB	B-Device
.	O
</s>
