Nikkei NMP3, Инструкция по эксплуатации

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Adjusting volume
：
Adjusting the volume in music mode, and voice mode, press [ ] button will enter to volume
adjustment interface. Pressing [ ] button or [ ] button will increase/decrease the volume
one step. Long press [ ] button or [ ] button will increase/decrease continuously.
Notice: Do not turn up the volume too high when you put on the earphones, otherwise your
hearing will be injured.
About Battery
The player adopts a built-in Li-polymer battery with large capacity.
If battery power is low, the screen will display “low power” then will automatically power off.
Recharge your battery by connecting to PC via USB.
The screen displays battery icon and impulse when recharging battery. The icon will indicate full
when completely recharged.
The battery will be full when charged continuously for 4 hours (the first two times will take 10hrs).
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