[astura]

Plenty of people use audio to fall asleep - be it relaxing music, white noise, nature sounds, podcasts, talk radio, boring speeches, or whateverelse. Not everyone likes the same sleeping audio as others sleeping in the same room.

[Fnoord]

The application such as Spotify could have a timer. The headphones apparently don't, nor do they have an auto go off when battery is depleted, or a way to more silently announce battery is low.