arecord, aplay \- command-line sound recorder and player for ALSA
soundcard driver
.SH SYNOPSIS
-
-[\fBarecord\fP | \fBaplay\fP ] [\fIflags\fP] filename
+\fBarecord\fP [\fIflags\fP] [filename]
+.SH SYNOPSIS
+\fBaplay\fP [\fIflags\fP] [filename [filename]] ...
.SH DESCRIPTION
\fBarecord\fP is a command-line soundfile recorder for the ALSA soundcard
.SH INVOKING
[\fBarecord\fP | \fBaplay\fP ] [\fIflags\fP] filename
+.TP
+If filename is not specified, the standard output or input is used. The \fBaplay\fP utility accepts multiple filenames.
+
.SS Options
.TP