FUNCTION DEFINITION
NO
CONTROL FUNCTION
REMARK
When BT is connected, the blue light will always be on,
and the volume synchronized with the phone.
BT device name: “DS18-BTRC”
BT
Connec�on
BT will be disconnected if exceed the receiving range.
The background light flashes quickly when BT is in
searching situa�on, and wai�ng for connec�on. When
the device returns to the range, it will automa�cally be
reconnected. A�er connected, the BT light will flash
slowly, wai�ng for playback. While the device is not in
range, other devices can connect to BT.
Auto
connect
func�on
Note:
Fast flashing: every 0.25 seconds Slow flashing: every 0.5 seconds
4
Power On/Off: Long press 3 seconds.
When playing music, short press for play/pause. Priority
access to BT searching a�er turning on the power, the
background light flashes quickly, wai�ng for BT connec�on.
When it is in pause, the background light flashes slowly.
When play the music in BT & USB mode, short
press for the previous song; long press for the
volume con�nuously down.
When play the music in BT & USB mode, short
press for the next song; long press for the
volume con�nuously up, there is a beep when
the volume is at its maximum, and it will keep
beeping if keep pressing.
BT: Long press for 3 seconds to disconnect the
current device connec�on, long press 3 seconds
again to connect to it back.
Swi�ching sources mode, short press for
switching Aux In / USB / BT. BT: The background
light flashes quickly when searching, and it
flashes slowly a�er connected, and paused
at the same �me. Aux In: The background light
is always on, and the light flashes slowly when
you press pause. USB: The background light is
always on and play music directly, and the light
flashes slowly when you press pause.
Each �me you
switch the
sources mode,
you must set
the volume
back to 1/3 of
the total
volume by
default
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