speaker-test(1) on Linux
The text 5a0579d9551c, as Debian 3.1 (Sarge) shipped it.
command-line speaker test tone generator for ALSA
Flags it lists
-
--channels -
--device -
--frequency -
--help -
--period -
--rate -
--speaker -
-D -
-c -
-f -
-p -
-r -
-s