<s>
The	O
Speech	B-Operating_System
Manager	I-Operating_System
,	O
in	O
the	O
classic	B-Application
Mac	I-Application
OS	I-Application
,	O
is	O
a	O
part	O
of	O
the	O
operating	B-General_Concept
system	I-General_Concept
used	O
to	O
convert	B-Application
text	I-Application
into	I-Application
sound	I-Application
data	O
to	O
play	O
through	O
a	O
sound	O
output	B-Device
device	I-Device
such	O
as	O
a	O
speaker	O
.	O
</s>
<s>
The	O
Speech	B-Operating_System
Manager	I-Operating_System
's	O
interaction	O
with	O
the	O
Sound	B-Operating_System
Manager	I-Operating_System
is	O
transparent	O
to	O
a	O
software	B-Application
application	I-Application
.	O
</s>
