AC 220V 12v 24v Digital Bluetooth Stereo Amplifier Board Subwoofer Dual Microphone Karaoke Amplifiers For 8-12 Inch Speaker

Will be shipped in 3-5 days
Guaranteed safe checkout
View cart


1. Support reading MP3 songs in TF card and U disk;

2. Support independent adjustment of treble, bass and master volume;

3, Working Voltage : AC 220V or DC 12~24V

4, With AUX Audio input, can be connected to the computer, mobile phone or CD

5, Digital power amplifier, peak power 400W, can drive 4Ohm 100 magnetic speakers;

6, Dual microphone input, adjustable reverb; built-in Bluetooth wireless Receiver and FM radio .

How to Connect to Bluetooth :

Press the “MODE” button to switch the machine to Bluetooth status, open the mobile phone Bluetooth, search for the Bluetooth device with the mobile phone, search for the product and click the Bluetooth name of the product to connect. After the connection is completed, you can receive the music played on the mobile phone.

Some mobile phones will prompt you to enter the PIX code. You can enter “0000” at this time (if the phone supports the easy pairing function, you do not need to enter the PIN)

Radio function operation instructions:

1. Hang up the radio antenna;

2. Press the MODE button to switch to the radio state;

3. Press the play button to search the entire channel and automatically save the station;

4, press the previous or next track to switch to the next or next station

The radio effect is not ideal, mainly for the radio, please buy a professional radio.

Power Wiring Instructions (Please follow the instructions carefully to avoid unnecessary damage):

1. The panel DC12V/24V interface can be connected to DC 12V or DC 24V, and the current requirement is more than 3A (available battery or power adapter);

2, panel AC 100-240V interface can be connected to AC100V-240V AC power with 8 word power cable (not touch the circuit board after power on, so as to avoid electric shock).

The above power-on methods can be connected in any way, and cannot be accessed at the same time.

Wiring instructions:

1. Connect the subwoofer: connect a speaker with about 100 magnets or a speaker with about 100W:

2, Connected to the tweeter: can be connected to 30W tweeter (It can also be disconnected) (Add a capacitor when the tweeter is connected)

3. Suitable for 8-12 inch speakers.

Please turn off the small master volume before power-on test. Then increase the volume slowly after power-on. If the sound is intermittent or the sound is hoarse and distorted during the process of increasing the volume, the speaker and the amplifier are not matched. Please use the small sound or change the package. The speaker is used.

Package include

1pcs AC 220V 12v 24v Digital Bluetooth Stereo Amplifier Board

1pcs Remote control

1pcs EU 220v Power supply cable

1pcs DC Power supply cable

2pcs Speaker cable

Maximum Power Per Channel:
 2 (2.0)
Brand Name:


We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.

How do you ship packages?

Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.

Do you ship worldwide?

Yes. We provide free shipping to over 200 countries around the world. However, there are some locations we are unable to ship to. If you happen to be located in one of those countries we will contact you.

What about customs?

We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.

How long does shipping take?

Shipping time varies by location. These are our estimates:
Location *Estimated Shipping Time
United States 10-30 Business days
Canada, Europe 10-30 Business days
Australia, New Zealand 10-30 Business days
Central & South America 15-30 Business days
Asia 10-20 Business days
Africa 15-45 Business days
*This doesn’t include our 2-5 day processing time.

Do you provide tracking information?

Yes, you will receive an email once your order ships that contains your tracking information. If you haven’t received tracking info within 5 days, please contact us.

My tracking says “no information available at the moment”.

For some shipping companies, it takes 2-5 business days for the tracking information to update on the system. If your order was placed more than 5 business days ago and there is still no information on your tracking number, please contact us.

Will my items be sent in one package?

For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.

If you have any other questions, please contact us and we will do our best to help you out.


Order cancellation

All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.


Your satisfaction is our #1 priority. Therefore, you can request a refund or reshipment for ordered products if:

  • If you did not receive the product within the guaranteed time( 45 days not including 2-5 day processing) you can request a refund or a reshipment.
  • If you received the wrong item you can request a refund or a reshipment.
  • If you do not want the product you’ve received you may request a refund but you must return the item at your expense and the item must be unused.

We do not issue the refund if:

  • Your order did not arrive due to factors within your control (i.e. providing the wrong shipping address)
  • Your order did not arrive due to exceptional circumstances outside the control of PDK Electronics (i.e. not cleared by customs, delayed by a natural disaster).
  • Other exceptional circumstances outside the control of

*You can submit refund requests within 15 days after the guaranteed period for delivery (45 days) has expired. You can do it by sending a message on Contact Us page

If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.


If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.

Please do not send your purchase back to us unless we authorise you to do so.

A few reasons why buy from us:

We try our best to make your shopping experience not only pleasant, seamless and hassle-free, but also secure.

Enjoy flexible international shipping services that currently operate in over 200 countries across the world.

It's okay to change your mind! You can send your order back for a full refund, we've got you covered with our full Buyer protection.

Brand new products are available on a regular basis.

We don't want you to choose between the best value and the best service. That's why we offer competitive pricing.

Knowledgeable and professional support team is always happy to help you.

Check your order status online. As easy as that!

There are no reviews yet

Shopping cart