Trouble shooting guide
Product features
Charging instructions
Common function description
Vol：Adjust volume
Treble：Adjust treble
Bass： Adjust bass
Mic Vol：Adjust microphone volume
Echo：Adjust Echo
Mic：Wired microphone input
VS
-
0650
VS
-
0650
Portable Speaker
Portable Speaker
Instruction Manual
Main technical specifications
Output power
------------------------------------
Input sensitivity
-----------------------------
SNR
-----------------------------------------
Frequency response
-----------------------
Power supply
----------------------------------
50W
550
±
30mV
≥
71dB
20Hz
~
20KHz
DC 15V
*Above specifications are the specifications of the sampling machine and
are for reference purpose only.
*Because of continuous product improvement.specifications will keep
changing at any time without prior notification.
This system can be used with PC, DVD, VCD, MP3, Electronic Piano and any
devices with audio output.
The amplifying circuit is designed with high performance and high fidelity, and
equipped with professional and high quality speaker, it can make the sound field
positioning clear and layered.
The system voice effect is outstanding, the bass is surging and shocking, the
middle tone is strong and bright, the treble is crisp and pleasant.
Professional electronic frequency division circuit, so that the division point of
the machine more accurate, better effect.
The use of professional design and manufacture of large capacity batteries, as
well as audio power supply capacitor makes the local power reserve margin more
larger,more stable,better dynamic,higher SNR.
When charging, connect the supplied power adapter to AC 100V-240V~ for
charging. The charging time should be 4 ~ 8 hours. After being fully charged,
unplug the power supply to avoid damage to the battery due to long-term charging.
Battery level indicator: There is a battery level indicator on the
display.When the battery power is low, the entire power indicator
icon will flash, so please charge in time. When charging, the battery
indicator icon will flash. After the flashing stops, the battery should
continue to charge for 1 ~ 2 hours, which can prolong the battery life.
Note: If the battery is used out, please recharge the battery within 48 hours.Do
not leave the empty battery for a long time, otherwise the battery will be damaged.
Common
problems
Possible Cause
Solution
There is
no sound
when
power is
on
Distortion
of sound
Mic
is silent
MP3
is silent
1. No input source.
2. The main volume is at the
minimum position.
1. Use better music signals.
2. Adjust the volume appropriately.
1.Turn down the main volume.
2. Check whether the speaker is
damaged or not.
If it so, it needes to be repaired.
1.Volume is adjusted to max.
2.Speaker may be damaged.
1.USB song format is wrong.
2. Improper operation leads to
procedural chaos.
3. The USB /TF card is not
inserted properly.
1. Convert the format to MP3.
2. Restart the machine.
3.
Unplug and re-plug into
the USB/TF card.
1. The microphone switch is not
on.
2.
Mic volume is at 0 position.
3. Low battery of wireless
microphone.
1. Turn on the microphone switch.
2. Adjust the microphone volume
appropriately.
3. Replace the wireless microp-
hone battery.
