11. What's the battery life and standby time of X3MKIII?

A: The power-saving modes allow the X3MKIII to stanby for an astonishing 19 days.
Here is the battery life and test conditions for the X3MKIII:

Battery Life Test Conditions
3.5mm headphone output：≥10 h
Screen	OFF	Load	M3 open earbuds (27 Ω)
Volume	61	EQ	OFF
Test File	MP3 44.1kHz/16bit (Download link)
2.5mm TRRS balanced headphone output：≥10 h
Screen	OFF	Load	32 Ω
Volume	59	EQ	OFF
Test File	MP3 44.1kHz/16bit (Download link)

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