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Amplifier Board - AIYIMA B2D1497

Audio Amplifiers
$49.99 $35.99


The 350W subwoofer power amplifier board uses the original disassembled tube, and the signal-to-noise ratio is extremely high. No noise can be heard without plugging the input line. It also has full relay protection, such as power-on delay, DC output, horn short circuit, etc. The whole body adopts the front and rear stage split design, which is convenient for DIY installation, and the pre-stage low-frequency processing capability is strong. It can be used with a variety of low speakers and can be used with passive speakers.




Chip: SK A1695+SK C4467
Working power:Dual AC 24V-28V(transformer as power supply)
Mamium Output Power:350W
Low frequency response:10Hz-20KHz



Packaging Including:

1xPC Amplifier board

All items in store may take 2 to 5 business days to process.  Please add processing time to your shipping estimate below.

Here is an estimate of the shipping times.  Due to factors that often affect international shipments, such as holidays, customs, and weather delays, we can only offer an estimate of shipping times. 


Estimated Shipping Time

United States

10-30 business days

Canada, Europe

15-40 business days

Australia, New Zealand

15-45 business days

Mexico, Central America, South America

20-60 business days 

Middle East (UAE, Saudi Arabia)

20-40 business days


IMPORTANT: We are not responsible if a package is undeliverable because of missing, incomplete, or incorrect destination information. Please enter the correct shipping details when checking out. If you realize you have made an error, simply e-mail us at as soon as possible. However there is a 72-hour wait list for email, therefore, if your order has left our warehouse within 72 hours, it is out of our control.
Aiyima is not responsible for destination country tax and/or any duty charge that may incur. Customers will be held accountable for any restrictions, duties, taxes, and any other fees collected from the destination country.
Aiyima will not be responsible for any Duties, Taxes, or Customs fees under any circumstances.
If the order arrives in your country and...
• The customer refuses to accept the package
• The number of attempts is made in the country of destination to deliver the package.
Aiyima reserves the right to abandon the package(s) and will not be responsible for any refund.

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Amplifier Board - AIYIMA B2D1497
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