Overview
This model adopts Class D digital chip PAM8403 as amplifier chip, power supply requirement is DC 5V, using Bluetooth version 5.0 for connection, dual-channel stereo sound, low resistance and high power.
 
Features
1. High-efficiency Class D amplifier chip: adopts PAM8403 chip to ensure clear and stable sound quality.
2. Bluetooth 5.0 wireless connection: supports Bluetooth 5.0 version, more stable connection, long transmission distance, compatible with a variety of Bluetooth devices.
3. Dual-channel stereo output: Provides 5W×2 dual-channel stereo output, suitable for various scenes.
4. Compact design size: compact and portable, easy to integrate and install.
5. low impedance and high power characteristics: with low impedance and high power output to meet different needs.
 
Specification
Product name:Bluetooth audio amplification board
Function type: to audio amplification
Supply voltage:DC 5V
Bluetooth version: 5.0
Chip type:PAM8403*1
Number of channels: dual-channel stereo
Output power:5W×2
Size:45*42*25mm
Mounting hole distance:38*35mm
 
Use the connection method:
Connect the two 5W speakers, connect the 5V power supply, the red power indicator light, blue Bluetooth indicator light flashes (at this time waiting for the pairing state); open the cell phone Bluetooth, search for the name of the “BT-HW” device and pairing, connecting the successful Bluetooth indicator light is always on. After connecting, press the “-” button, you can switch to the previous music, long press will adjust the volume down; press the “+” button, you can switch to the next music, long press will adjust the volume up; you can also use the adjusting knob in the middle of the button to adjust the volume, rotate to the left to increase the volume, rotate to the right to increase the volume, rotate to the right to increase the volume, rotate to the left to increase the volume, rotate to the right to increase the volume, rotate to the right to increase the volume, rotate to the right to increase the volume. Rotate to the left to increase the volume, rotate to the right to decrease the volume.
Note: The positive and negative poles of the power input can not be reversed.
 
Package Includes
1 x Amplifier board
3 x Cables

1.We accept PayPal payment ONLY, and must be received within 5 days from the date of purchase.
2. It is easy and safe for you to pay by credit cards, debit cards, bank transfers and PayPal account balances. 3.Buyers are responsible for import duties,custom fees and taxes, if any, please check your country.

1.We believe our items are so outstanding. We are convinced you will be happy with your Purchase.
2. If you do not satisfy with our items. Please simply return to us within 30 Days in original condition. Just pay for the returned postage. Then we can issue full refund or resend the item to you after the returned item arrived at our warehouse.
3. Please include your eBay ID and item number with any email requests.
A
 

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 1-2 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.

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1. If you have any questions, please feel free to email our service specialists.
2.Just contact us using the " Ask the seller a question" link on eBay.
3.Our aim is to provide Top Level Customer Service, normally so we will try our best to solve any problem.

Am 03.04.2026 hat der Verkäufer die folgenden Angaben hinzugefügt:

Datacaciques