Battery Indicator - Manta MM284 User Manual

Functions of buttons
ON/OFF button: power switch;
Play [
MeNU [
press to enter the submenu;
VOL [ ] button: press to access the volume adjust interface;
] button: previous option, fast-rewind; volume increase,
Pre [
volume quick increase;
] button: next option, fast-forward; volume decrease,
NeXT [
volume quick decrease;
USB port: Mini 5PIN USB port;
Earphone jack: standard 3.5mm earphone jack.

Battery indicator

When the device is fully recharged, the battery voltage is
3.7V and the battery indicator blocks are full, and then it gradually
decreases as the using time increases. When the battery runs out,
the battery capacity indicator will become blank, now the player can
sustain 3 minutes playback time. You need recharge the player.
The screen will display: LOW POWER
Battery charging
Power on the player and connect it to the charger, then connect
the charger with power resources.
Note: While charging the lithium battery in the player, disconnect
the adaptor with the power supply, it is normal if the player still in
USB mode. Now disconnect the adaptor with the player, the MP3
player will exit the USB mode.
USer'S MaNUal
] button: standby/ play/ stop;
] button: long press to enter the main menu, short
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