-Phone call mode
Double-click the touch area of the right temple to answer and end the call. Swipe forward or backward to reject the call.

-Voice assistant
Double-click the touch control area of the left temple to enable the smart phone voice assistant. For example Siri, Xiaoyi,Xiaoai,etc.

-Music mode
Left temple touch area, swipe forward: Volume +, swipe back: Volume-
Double-click the touch control area of the right temple to play and pause the music. Swipe forward to the next song, and swipe back to the previous song.