Chervon Trading Co. Ltd KBTS124B-03 Manuel D’Utilisation

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3.  Turn the speaker ON/OFF
a.  To turn on the Bluetooth speaker, press and 

hold the ON/OFF button (A) for approximately 

3 seconds; the indicator (E) will illuminate a 

blue light and begin to flash to indicate that the 

Bluetooth speaker is active. 

b.  To turn off the Bluetooth speaker, press and 

hold the ON/OFF for button approximately 3 

seconds; the blue light will be off to indicate 

that the Bluetooth speaker is deactivated.

c.  When the Bluetooth speaker is not in use for 

about 10 minutes, the Bluetooth speaker will 

automatically turn off, and the blue light will be 

off.

4.  USB Power Port
When a battery pack is installed or the speaker 

is connected to an AC power supply , and the 

speaker is turned on, the USB power port (F) on 

the Bluetooth speaker supplies a charging site for 

your cell phone or other small USB device (5 Volt 

DC, up to 2.1 Amp). 
NOTE: Any device that uses more than 2.1 A 

of DC electrical current will trip a self-resetting 

overload switch and disable the output. To 

reactivate the Bluetooth speaker, remove the 

device and turn on the Bluetooth speaker.

5. Volume
Use the Volume + button (B) and Volume - button (C) to increase or decrease the volume of 

the speaker.
NOTE: To control the volume by using the paired device’s controls, first turn the speaker 

volume to max (a beep will sound).