If you're using multiple audio playback devices and find yourself having to switch between them fairly frequently, switching between them manually can get old really fast. Audio Output Switcher a a small utility that enable users to easily switch between different audio output devices. Features: Easy access to different audio output devices; Automatically switch to certain audio output device based on what program is currently running. Use global hotkeys to quickly switch between audio output devices and adjust sound volume.
Hotkeys!. I set crtr-alt-shift-b to use my bluetooth audio and crtr-alt-shift-s to listen to my desktop speakers. Instant switch. Why this is not built into Windows, I have no idea.