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Connect Power Adapter 

 

Plug the included AC/DC power adapter into the standard wall outlet to power 

the unit. Connect small end to DC INPUT jack of your unit. After adapter 

connection, the 

CHARGE indicator 

on the control panel of unit will 

light red

When the battery is fully charged; the 

CHARGE indicator will turn green.   

When the battery is at 10% power, the

 CHARGE indicator will flash red in 

standby mode, 

alerting you to recharge the internal battery. as soon as 

possible. 

 

 

Battery Note and Care

 

 

Do not burn or bury batteries.   

 

Do not puncture or crush.   

 

Do not disassemble. 

 

Do not dispose of batteries in fire, 
batteries may explode or leak 

 

Li-ion batteries must be recycled. Do not 
dispose of in the trash. 

 

Use only chargers rated for Li-ion cells. 
Be sure the charger’s voltage and 
current settings are correct for the 
battery pack being charged. 

 

Charge batteries on a fireproof surface and away from flammable items or liquids. 

 

Batteries should NEVER be left unattended while charging. Only adults should charge 
the batteries. 

 

Follow the manufacturer’s instructions for charging the product and do not charge 

longer than recommended. Unplug the charger when the battery is charged or not in 
use. 

 

Slide the 

MAIN POWER

 switch to 

ON

 position

then

 

KARAOKE MACHINE to 

turn to SD CARD (Built-in) mode and total songs number of CARD will show 

on LED display. Press 

STANDBY

 button to turn off or on the unit.   

 

POWER & CHARGING 

Summary of Contents for MET8021BT

Page 1: ...Karaoke System with Bluetooth MET8021BT User s Guide...

Page 2: ...nterference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measu...

Page 3: ...witches WARNING TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT REMOVE COVER OR BACK NO USER SERVICEABLE PARTS INSIDE REFER SERVICING TO QUALIFIED SERVICE PERSONNEL The lightning flash with arrowhead symb...

Page 4: ...power cord from being walked on or pinched particularly at plugs convenience receptacles and the point where they exit from the apparatus 11 Only use attachments accessories specified by the manufactu...

Page 5: ...MAIN UNIT LOCATION CONTROLS 1 1...

Page 6: ...REPEAT LIGHT button Press to REPEAT function for loader SD CARD Built in or USB mode Press and hold to turn on or off disco light 13 MICROPHONE Included 1 set microphone 14 MIC VOL dial Rotate to adju...

Page 7: ...e batteries may explode or leak Li ion batteries must be recycled Do not dispose of in the trash Use only chargers rated for Li ion cells Be sure the charger s voltage and current settings are correct...

Page 8: ...re into the MIC 1 INPUT or MIC 2 INPUT 2 Slide the ON OFF switch of microphone 3 Use the MIC VOL dial to adjust the volume of audio sound from the microphone INSTALL CRADLE INTO THE UNIT Install the c...

Page 9: ...of the USB cable into the device you wish to charge 2 Observe the battery charge indicator on your device and the charging will start immediately 3 Remove the charging cable when charging complete NOT...

Page 10: ...e music only NOTE To use the BALANCE function a CD G disc must be used Otherwise it will operate as a standard BALANCE control AUX IN AUDIO IN LINE IN To connect a MP3 Player or other Audio Device you...

Page 11: ...CA audio input on a television or stereo system 2 Adjust the television or stereo system to the correct input setting 3 When playing the SD CARD Built in USB Bluetooth that the unit will output audio...

Page 12: ...us tracks or chapter 2 When USB playing press and hold SKIP SEARCH button to fast skip search Note For MP3 files only REPEAT FUNCTION Press the REPEAT LIGHT button the indicator light on projector scr...

Page 13: ...are successfully connected the bt will stop flashing on the LED display and audible chime will sound through the speaker You are ready to play music wirelessly from your device 6 Press the PAIR button...

Page 14: ...C Power Adapter Connect DC Jack AC Input 120 240V 50 60 Hz DC Output 12V 2A DC Input DC 12V 2A USB Input Jack Top View Support 32GB memory USB Port Rear View For battery charging of external mobile US...

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