Operations Smart Dial Long press: Switch between Active Noise Cancellation and Transparency Mode. Press: Pause/continue music when music is being played. Answer or hang up a call. Double press: Play the next song. Reject an incoming call. Triple press: Play the previous song. Rotate: Anticlockwise rotation: Decrease volume. Turn clockwise: Increase volume. *Additional options available in the Nothing X app. Optional functions: skip back, skip forward, switch noise cancellation mode and wake up Voice Assistant.