No, of course you don’t buy a speaker to look at it. But should your gaze fall upon your speaker while you’re enjoying its sound, ideally the sight of it shouldn’t make you wince. So it’s just as well that ...

The app also has some welcome customization features. There’s an extensive listening test, for example, provided by hearing experts Mimi—let the app walk you through an eartip fit test, let it know how old you are, and then listen to ...