AIYIMA Bluetooth 4.0 Amplifier Board 3W*2 Stereo Amplificador AUX MP3 WAV APE Audio Decoder Board Bluetooth Receiver DC3.7-5V

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Product description:

Power supply : 3.7-5V, current above 1A (recommended current 1.5A, voltage should not exceed 5V)
With 2*3W amplifier
Bluetooth version 4.0
1. Support MP3/WMA/WAV/APE audio decoding
2. With 3W*2 stereo amplifier
3. Support previous / next song / stop / MODE
4, Support power-off memory tracks
5, Support remote control function
6, Radio 87.5-108.0MHZ
7, Panel with control power switch, power indicator
8, External audio input, charging
9. English voice prompts
10. Size: 90×28MM Pitch: 78MM
Instructions for use:
MP3 playback operation:
Insert the U disk or SD card that copies the MP3 songs in the boot state, the machine will automatically recognize and play
The function when playing MP3 is as follows:
“Previous song” short press to play the previous song, long press the volume minus;
“Next song” short press to play the next song, long press volume plus;
“MODE” machine working mode selection: in order, BLUETOOTH FM, AUX, MP3 are cycled sequentially;
“Play/Pause” presses the song that is currently playing for the first time, and presses again to restore to the playback state.
Remote control RPT button:
Press this button for single or full loop. Display “ONE” is a single loop playback. ALL is a full loop playback
EQ button:
Press this button for equal sound effects: there are six sound effects.
The button functions in the FM state are as follows:
“Last song” short press the high to low search station, long press the volume minus;
“Next song” short press to search for stations from low to high, long press volume plus;
“MODE” machine mode selection: sequentially cycle USB/SD/AUX/FM/BLUE;
“Play/Pause” short press to change to the next stored station, long press for 3 seconds to perform automatic search and store the station
AUX function operation:
Press the “MODE” button on the panel to switch the machine to the “AUX” state. At this time, other function keys are disabled, and only the “MODE” button is valid.
Bluetooth operation this machine default Bluetooth mode
Press “MODE” on the panel to switch the machine to “bLUE” state, open the audio device with Bluetooth function, search for this product and connect with it, the LED light stops flashing continuously, enters the normal playing state, and the volume can be external audio source device. Control, you can also adjust the volume by long pressing “Previous Song” and “Next Song”
This product is suitable for use in low-power, lithium-ion battery charging products, with 3W × 2.

Package included:

1PC Decoder board+ remote control

Brand Name:
Maximum Power Per Channel:
Model Number:
 Bluetooth 4.0 Amplifier Board
supply power:


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.

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