XREAL Air/Air 2/Air 2 Pro:
XREAL Air/Air 2

• Display On/Off Button

       - Single click turns the displays on the glasses on or off.
 

XREAL Air 2 Pro

• Display On/Off Button

       - Single click controls the 3 different levels of the electrochromic (lens tint) functionality.
       - Double click turns the displays on the glasses on or off.

XREAL Air/Air 2/Air 2 Pro (All XREAL Air Models)

• Brightness+ (or Volume+)

       - Press and hold the brightness+ button for a duration of 2 seconds, and listen for a single beep. This action activates 3D SBS mode.
       - Press and hold the brightness+ button for a duration of 2 seconds, and listen for the second beep. This action switches the audio mode from UAC to DP mode (or DP to UAC mode if you are already on DP mode.) Default audio passthrough for glasses is set to UAC. Enabling DP mode allows specific devices, like those with HDMI ports, transmit audio directly to the glasses.

• Brightness- (or Volume-)
  - Press and hold the brightness- button for a duration of 2 seconds, and listen for the second beep. This action switches the brightness controls to volume controls. Activating this mode also allows volume to be controlled in DP mode.
   

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