I38/scripts/mute-unmute.sh

#!/bin/bash
if [ $(pamixer --get-mute) = false ]; then
    spd-say -P important -Cw 'Muting!'
    pamixer -t
else
    pamixer -t
    play -qnG synth 0.05 sin 440
    spd-say -P important -Cw 'Unmuted!'
fi