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PACKAGE INCLUDEDTECHNICAL SPECIFICATIONS
INSTRUCTIONS
ATTENTION
• Speaker (1Pc)
• User Manual (1Pc)
• USB Cable (1Pc)
• Input Power: 5V == 1A
• Output Power: 20W
• Woofer: 2x6.5 inches
• Speaker: 3Ω 10Wx2
• Frequent Effect: 100Hz - 18KHz
• BT version: 5.0
• S/N: >80dB
• FM Radio Frequency: 87.5-108MHz
• P.M.P.O: 400
• Rechargeable Battery: 3.7V 2400mAh
• Working time: Playtime 2-4 hours
• Charging Time: 5-6 hours
• Dimensions: 27x25x53.5cm
• Supporting: USB/TF card play
• Speaker weight: 3500g
1. To maintain battery life, please charge the battery every time the power is
completely depleted. Damage may occur if the battery is not charged for longer
periods, so please use and charge the battery at regular intervals.
2. Our company reserves the right to update the product without any notice.
3. If you have any issue with the product, kindly contact a professional technician.
Do not open the unit yourself.
4. For safety reasons, keep the device away from children.
BLUETOOTH FUNCTION
When you turn on the speaker, Bluetooth function will be activated. Search for the
Bluetooth “V-TAC VT-4000W”on your device and connect
Bluetooth connection status, press and hold the “TWS" key, and then turn on
another audio, press and hold the “TWS" key for the same time, at this time, the
two audio will automatically pair. Successfully connected to 2.0 sound effect.
Some products do not have this function
1. This unit uses a rechargeable battery. When the battery power is depleted,
please plug the device to an electric socket with the correct input voltage.
2. When the unit is charging, please make sure to switch on the AC/DC option, then
safely unplug when finished.
3. On first use, the battery must be charged for 10 to 12 hours.
4. The unit’s battery working time lasts up to 3 to 6 hours, depending on the usage.
CHARGING INDICATOR
Connect the charging cable to
the DC: 5V == 1A adapter, plug
it into the charging port after
the machine is turned off; red
light will be on when charging,
red light will be off when it is
fully charged. The time of full
charge is about 6 hours.
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