pacmd

• Packages
• pulseaudio
• pulseaudio-alsa
• pulseaudio-jack

# Load module
pacmd load-module module-alsa-source device=hw:Loopback,1,0

# Switch between HSP/HFP to A2DP
pacmd set-card-profile "card-name" a2dp_sink
pacmd set-card-profile "bluez_card.5C_FB_7C_88_FA_49" a2dp_sink