API reference - Ricoh Theta

Option _modeMemory

Definitions
Type enum (of string)

Description: If the value is ON, the following settings will persist when the device goes into sleep mode or is powered off, instead of reverting to the defaults.
If the value is OFF, the following settings revert to their default values when the device goes into sleep mode or is powered off.

Theta Z1 only. Theta A1 and X always retain these settings.

Must be one of: