Echo -e

echo -e '\a'

Related

tput bel
printf '\7'

See also

• echo, print, printf, tput, logger, write-output, echo -e, /dev/stdout, banner
• Sound notifications: tput bel, paplay, echo -e '\a', printf '\7', osascript -e 'beep 1', afplay, ping -a, say, ntfy.sh, bip (alias)