Toggle Default Audio Devices

toggle-audio.sh

#!/bin/bash

HEADSET="alsa_output.usb-Generic_AB13X_USB_Audio_20210926172016-00.analog-stereo"
LAPTOP="alsa_output.pci-0000_00_1f.3-platform-skl_hda_dsp_generic.HiFi__Headphones__sink"

CURRENT=$(pactl info | awk -F': ' '/Default Sink/ {print $2}')

if [ "$CURRENT" = "$HEADSET" ]; then
  NEW="$LAPTOP"
  MSG="Audio → Laptop"
else
  NEW="$HEADSET"
  MSG="Audio → Headset"
fi

pactl set-default-sink "$NEW"

# Move existing audio streams
for input in $(pactl list short sink-inputs | awk '{print $1}'); do
  pactl move-sink-input "$input" "$NEW"
done

notify-send "$MSG"