How do I control the playback of music or answer calls using the Xiaomi Mi Earbuds?

- To control music playback or answer calls, simply tap once on either earbud to play or pause the music.

- To answer or end a call, tap once on either earbud.

- You can also double-tap on the right earbud to skip to the next track, and double-tap on the left earbud to go back to the previous track.

https://www.manua.ls/xiaomi/mi-true-wireless-earbuds/manual