The control panel on the Soundbar:
Remote control buttons
DSB-4020 IB20210503
Symbol
Hold
/MODE Power On/
Standby
/MUTE
Volume up
VOL+ /
Volume down
VOL- /
Switch the product on or to standby
Mute or restore volume
Equalizer: Eq0: Normal, Eq1: Rock, Eq2: Pop, Eq3: Classic,
EQ
Eq4: Jazz, Eq5: Country, Eq6: Music
Decrease volume
Increase volume
Skip to previous audio file during USB/BT play
Pause or play USB/BT audio file
Skip to next audio file during USB/BT play
Repeat audio during USB play
Select an audio source *
MODE
*MODE (source) selection shown on the LED display.
Line In source
Bluetooth source
Flashes if the Soundbar is not paired or connected to a
bluetooth device.
Lights up if the Soundbar is paired.
USB source when connecting to a USB drive
HDMI-ARC source
Optical In source
Operation
Press
Toggle the Mode change: LINE IN
Bluetooth USB Drive ARC Optical
Pause/Play (USB/Bluetooth Mode)
Mute / No Mute
Next USB Drive/Bluetooth Song
Next USB Drive/Bluetooth Song.
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