A speaker's output transfer function is determined by the drivers, the chassis, bass reflex or not, frequency splitter, etc. Software has nothing to do with it.

A speaker's output transfer function is determined by the drivers, the chassis, bass reflex or not, frequency splitter, etc. Software has nothing to do with it. And even if you're only listening to Spotify or using fully-integrated equipment from Sonos or others, you will care if your speaker decides to play ads, in addition to Spotify ads.