to decrease the volume
4. Volume up at FM radio mode, quickly press and release it to increase
the Frequency by 0.1MHz when scanning , press for a few of seconds
to increase the volume .
At the mode of Bluetooth, micro-SD/Bluetooth, quickly press and
release it to enter the next audio track, press for a few of seconds to
increase the volume
5. Play/pause quickly press and release it to play/pause the audio track
at the model of Bluetooth/micro-SD/USB
At FM radio, press it quickly to enter the next channel, press it for a few
of seconds to automatic scan or pause.
6. Mute: mute or release the mute
7. Power toggle switch:
8. USB slot
9. Micro-SD( TF) slot
10. 3.5mm AUX in
11. Charging indicator
12. DC 9V 2000m A charging port
Remote control and its button purpose
User's Manual
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