2. Dial the switch to ON to turn on the power supply and the blue light will turn on.
3. Copy the music into SD card and then insert the card into SD card holder to play
the music and the red light will turn on.
4. REV/VOL+ NEX/VOL‐ REV/VOL+ NEX/VOL‐
PLAY/PAUSE Press REV/VOL+ or NEX/VOL‐ shortly to select music and press
REV/VOL+ or NEX/VOL‐ for a longer time to adjust the volume. Press PLAY/PAUSE to
select play or pause.
5. Dial the switch to OFF to turn off the power supply, charge the lithium battery via
DC interface and then the blue light turns on. Use the standard USB power supply to
charge for approximately 6‐8 hours.
6. Use the external power supply or built‐in battery to play. Use the built‐in battery
fully charged to play the music continuously for 2‐3 hours.
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