<s>
The	O
Motorola	B-Device
Marco	I-Device
was	O
a	O
Newton	O
OS-based	O
personal	B-Application
digital	I-Application
assistant	I-Application
from	O
Motorola	O
,	O
launched	O
in	O
January	O
1995	O
at	O
MacWorld	O
.	O
</s>
<s>
It	O
was	O
unique	O
in	O
that	O
it	O
included	O
a	O
compatible	O
RadioMail	O
and	O
ARDIS	B-General_Concept
network	O
radio	O
antenna	O
,	O
which	O
allowed	O
users	O
to	O
check	O
and	O
send	O
e-mails	O
,	O
as	O
well	O
as	O
receive	O
and	O
send	O
text	O
messages	O
.	O
</s>
<s>
Newton	B-Device
OS	I-Device
1.3	O
utilized	O
544	O
KB	O
,	O
leaving	O
480	O
KB	O
accessible	O
for	O
client	O
information	O
.	O
</s>
