<s>
alsamixer	B-Device
is	O
a	O
graphical	O
mixer	O
program	O
for	O
the	O
Advanced	B-Application
Linux	I-Application
Sound	I-Application
Architecture	I-Application
(	O
ALSA	B-Application
)	O
that	O
is	O
used	O
to	O
configure	O
sound	O
settings	O
and	O
adjust	O
the	O
volume	O
.	O
</s>
<s>
It	O
has	O
an	O
ncurses	B-Language
user	O
interface	O
and	O
does	O
not	O
require	O
the	O
X	B-Operating_System
Window	I-Operating_System
System	I-Operating_System
.	O
</s>
<s>
It	O
supports	O
multiple	O
sound	B-Device
cards	I-Device
with	O
multiple	O
devices	O
.	O
</s>
