beep(1) on Linux
The text f35f06129e5e, as Debian 9 (Stretch), Debian 8 (Jessie), Debian 7 (Wheezy), Debian 6.0 (Squeeze) shipped it.
beep the pc speaker any number of ways
Flags it lists
-
--debug -
--device -
--help -
--new -
--verbose -
--version -
-D -
-V -
-c -
-d -
-e -
-f -
-h -
-l -
-n -
-r -
-s -
-v