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Product features:
1. Mono output, wiring as per dual channel
2. Compact product
3. Easy to use
4. Suitable for DIY people
5. Wide application: Bluetooth speakers, toys, massage chairs, household appliances, electric vehicles, lighting, etc
 
Product parameters:
Input voltage: 5V
Output: audio headset
 
 
 
Note
1. Pay attention to wiring as shown in the figure, and do not connect it wrongly.
 
2. Signal interference: the Bluetooth antenna is extremely vulnerable to high-frequency or strong electromagnetic signal interference, and should be placed as far away from the transmitting wireless as possible
Such as equipment. And the board can't be close to the metal objects and keep a certain distance.
 
3. If there is current sound on the power amplifier board, it is caused by ground wire interference. It is recommended not to use a plug-in cable at the output end of the Bluetooth module,
It is necessary to weld wires, especially ground wires, and the wires should not be too long. The shorter the better, and the thicker the better. Audio ground power
The grounding point of the amplifier must be connected to the audio input terminal of the power amplifier. This grounding point can be tried at different positions
Welding to achieve the lowest current sound. It is recommended that the Bluetooth and the power amplifier board be powered separately to isolate the Bluetooth ground and the power amplifier ground.
 
4. As this product is designed as a bare board, try not to touch the components on the board with your hands, which is easy to cause static electricity to kill the chip
Resulting in burning.
 
5. This module is a Bluetooth receiver board, not a power amplifier board, please know.
Warning: the charging interface of this product adopts current limiting charging mode, without charging management! For the safety of your life and property, please
Use lithium batteries with protective plates produced by regular manufacturers“
 
 
Packing list:
5V Bluetooth 5.0 audio module mono output Bluetooth receiver * 1
 

EBAY Managed Payment. But we only Accept your Ebay Address, please Make sure it's 100% right.
Payment must be received in 5 business days of auction closing.
Please leave note for your special request (e.g. Colors or Size) in PayPal when you pay the order.
Any special request cannot be accepted after 24 hours of payment, because most of orders will be processed instantly and same day dispatched.

1. We only ship to the confirmed address provided by eBay. please make sure your ebay address is 100% matches the address you would like us to ship to. If not, please let us know before we sent you the package, or we will not be responsible for any loss. hope you could understand.
2. Orders will be processed instantly and dispatched within 1-3 business days except hoilday, so we do NOT accept any email/message note after you place orders.
3. All package need to wait 30 days,Please take care it.Less than 30 days,we can't take a refund.

  • All package need to wait 30 days(US only need 7-10 days),Please take care it.Less than 30 days,we can't take a refund.
  • If the item is defect when you receive it or you are not satisfied with it, please return it within 14 days for a replacement or money back. But the items must be back in factory condition. Please keep in touch with us and double check the return address before you return it.
  • If is item is defective in 12 months, you can return it to us. We will send you a new replacement after receiving the defective item.

We maintain high standards of excellence and strive for 100% customer satisfaction! Feedback is very important to us. We request that you keep in touch with us immediately BEFORE you give us neutral or negative feedback, so that we can satisfactorily address your concerns.

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