Power / BT Button
Power on: hold for 1 second
Power off: hold for 1 second
Pairing
Power off: hold for 3 seconds
Power on: hold for 3 seconds
Roller
Single-press: Music play / pause, answer or hang up calls
Press & hold: ANC / Transparency Mode
Double-press: Music skip forward, hang up calls or decline incoming calls
Triple-press: Music skip backward
Roll up / down: Volume up / down
Slider
Slide up / down for enhancement (0-100%)
Default bass tuning mode*
*Supports bass / treble tuning, with 2 modes available through the Nothing X app
Button
Nothing OS
Press & hold: Voice Assistant
Android/iOS
Press: Smart Assistant
More options are available in the Nothing X app.
Optional functions:
1. Spatial Audio Mode Cycle (Off - Concert mode - Cinema mode) (all platforms, with switch prompt tone)
2. Noise Control (ANC On - Transparency - ANC Off) (all platforms)
3. Mic on / off (all platforms)
4. Essential Space (Nothing OS only）