5PCS Bluetooth 5.0 Audio Module LED Power 5V Digital Audio Amplifier Board New

Description

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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  * 5
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eed 7-10 days)
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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 contact 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.