<s>
The	O
Tandy	O
1400	O
LT	O
is	O
the	O
first	O
MS-DOS	B-Application
compatible	O
laptop	B-Device
sold	O
by	O
Tandy	O
Corporation	O
.	O
</s>
<s>
The	O
processor	O
was	O
the	O
Intel	B-Device
8088	I-Device
–	O
compatible	O
NEC	B-Device
V20	I-Device
,	O
with	O
a	O
clock	O
speed	O
of	O
7.16MHz	O
or	O
4.77MHZ	O
for	O
compatibility	O
with	O
IBM	B-Device
PC	I-Device
programs	O
.	O
</s>
<s>
The	O
system	O
came	O
with	O
768KB	O
of	O
RAM	B-Architecture
.	O
</s>
<s>
The	O
back-lit	O
monochrome	O
LCD	O
screen	O
had	O
a	O
resolution	O
of	O
640by200	O
pixels	O
and	O
was	O
IBM	B-Device
CGA	I-Device
compatible	O
,	O
mapping	O
colors	O
to	O
greyscale	O
.	O
</s>
<s>
The	O
system	O
also	O
had	O
a	O
DIN	B-Architecture
socket	O
to	O
accept	O
a	O
PC	O
XT-style	O
external	O
keyboard	O
.	O
</s>
<s>
Two	O
internal	O
slots	O
allowed	O
for	O
installation	O
of	O
an	O
optional	O
internal	O
1200-baud	O
modem	B-Application
or	O
other	O
devices	O
.	O
</s>
<s>
The	O
"	O
clamshell	O
"	O
configuration	O
of	O
the	O
Tandy	O
1400	O
was	O
similar	O
to	O
that	O
of	O
the	O
earlier	O
Data	B-Device
General/One	I-Device
and	O
IBM	B-Device
PC	I-Device
Convertible	I-Device
.	O
</s>
<s>
Although	O
the	O
battery	O
life	O
of	O
the	O
1400	O
LT	O
was	O
less	O
than	O
that	O
of	O
the	O
IBM	B-Device
Convertible	I-Device
,	O
the	O
system	O
came	O
with	O
more	O
standard	O
peripheral	O
connections	O
and	O
was	O
priced	O
significantly	O
lower	O
.	O
</s>
