BT912
Wireless Trolley
Speaker
In order to achieve the best performance of
your product, Please read this Instruction
manual prior to using this unit.
Attention
The product has been installed with battery, making it
applicable to the outdoor singing, advertisement, recreation
and other activities. Please charge the battery before using it
outdoors, so as to guarantee that the machine can be used
for a longer time outdoors.
The machine has been set with power switch circuit. When
you connect the adaptor to the power and insert the plug to
the charging interface, the machine will switch to the power
supplied by the adaptor automatically and charge the built-in
battery. When the adaptor interrupts the power, the machine
will intelligently switch to the built-in battery for work
continuously. When adaptor is used to charge the battery,
the integrated intelligent charging circuit within the machine
will give hints about charging and the charging indicator lamp
will light.
After charging is finished, the intelligent charging circuit will
give hint to that that the charge has been fully charged and
light the charging indicator lamp. At this moment you can
close the AC power of the adapter. If you still use adaptor in
the machine to work, the charging circuit will automatically
cut off the charging circuit and it is unnecessary for you to
worry about the charging breaking. You shall notice that the
battery has certain service life and it is beyond the warranty
scope of the company. Under general circumstances, the
built-in battery needs charging 8-10 hours. With more
charging times, the battery volume will change and full
charging time will reduce accordingly. When the battery is out
of charge after being used for a short time, please change the
built-in battery.
The user shall also notice that if the electricity quantity of the
battery is reduced when using the machine outdoors, please
close the power switch on the rear plate and charge the
built-in battery within 24hours. If the electricity quantity of
battery is totally consumed, the situation that the battery can
not be charged and the service life is expired will happen.
When you don't use the machine for a long time and leave it
alone, please charge the battery every six months, so as to
avoid the invalidity of battery.
