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Instruction Manual
USB/MicroSD operation
• Wireless audio streaming requires pairing
of a Bluetooth device (e.g. smartphone).
Playback
HOW TO PAIR YOUR DEVICE TO
THIS UNIT:
• Make sure the Bluetooth function is
switched on in your device (e.g. smartphone,
tablet).
•
•
Turn on the device.
Insert a microSD (TF) card into the slot.
Or insert a USB drive into the USB
port. Press the M button repeatedly to
select the USB or MicroSD mode.
• When playing, you can press
to play/pause the playback.
• Switch on the unit and press the
M button
repeatedly to select the
Bluetooth mode (selected by default).
• During the playback you can press
the and
buttons to go to the previous
and next track.
• Once the Bluetooth mode is active,
you will find the unit listed in the Bluetooth
connections list of your device (as
SM-PS4524).
It may take up to 60 seconds to open
and verify a large microSD card / USB drive
with many files.
• If asked for a passcode, enter “0000”.
• The initial setup is required only once
per device. The unit will automatically pair to
the last paired device.
General USB/MicroSD notes
• When playing files, you can press
button to pause and resume
the
playback.
• Press the or button to go to a
previous or next track.
• This unit is equipped with a microSD slot
and USB port that can read and play MP3
and WAV files stored on standard microSD
cards and USB drives up to 32 GB.
Volume control
• FAT and FAT32 file system is supported
by this unit.
• To control volume press and
hold the ⏮/- button (to decrease) or the ⏭/+
button (to increase).
The volume level can be checked by the
screen backlight brightness.
Never remove microSD cards and USB
drives from the unit during playback, always
stop playback, then press the M button to
switch to another mode before removing
the storage to prevent damage to your files
and cards/drives themselves.
External device connection
• You can connect the audio output of an
external device to this unit, to listen to the
sound of that device through the speaker.
• To connect an external audio device,
please use the provided audio cable with
3.5mm-to-3.5mm plugs to connect the
headphone out or audio line-out of the
external device to the AUX input of this unit.
- Press the M button to select the AUX mode.
- Turn on the external device.
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