How to start a system “beep”, from the built-in pc speaker, using a batch file?

Question

I have written a batch script in an interactive mode, for making some tasks.

Sometimes, These tasks takes a long time to be finished, and then the batch asks if the

Answer 1

@echo off
echo BEEP.BAT by CSS---
echo PRESS ANY KEY TO HEAR A BEEP...
PAUSE>NUL
ECHO 
echo I BEEPED
PAUSE

there is an ASCII control code ^G after the echo. Just copy this code, and save it as ASCII/ANSI using a text editor.