Home > Function Module > Digital Amplifier Module > DC 9V 12V BA3121 Audio Noise Reducer Common Ground Noise Reduction Module

DC 9V 12V BA3121 Audio Noise Reducer Common Ground Noise Reduction Module

5 9
$9.99 $6.99
Contact us for wholesale price
Time Remaining:
- OR - - OR - Add to Wish List

  It is a audio isolation noise reduction board.The audio isolation noise reduction board can effectively eliminate the noise floor caused by the common ground,and is suitable for the car.

  1).The audio noise reduction board is compact in appearance,reasonable in layout,beautiful in design and simple in wiring.
  2).The BA3121 isolation noise reduction board has anti-reverse connection protection,and the power supply is connected to the reverse board,and the chip will not be burned.
  3).The common ground noise reduction module adopts the chip BA3121 as the core,with high-quality fever genuine components,and the performance is stable.

  1).Product Name:Audio Isolation Noise Reduction Board
  2).Input Voltage:DC 6V-16V
  4).PCB Material:high quality FR-4 fiberglass board
  5).Work Temperature:-25℃~85℃
  6).Work Humidity:5%~95%RH

  1).Mobile phone

  1).1pcs Audio Isolation Noise Reduction Board
  2).2pcs Audio Line


There are currently no product reviews.

ICStation doesn't accept any form of pay on delivery. Items used to be shipped after payment. Below are the payment methods we can accept at the moment:

1) Paypal Payment

PayPal is a secure and trusted payment processing service that allows you to shop online. PayPal can be used at icstation.com to purchase items by Credit Card (Visa, MasterCard, Discover, and American Express), Debit Card , or E-check (i.e. using your regular Bank Account). 

We are PayPal Verified 


2)  Bank Transfer / Wire Transfer / T/T


Bank Transfer / Wire Transfer / T/T payment methods are accepted for orders which the total price is up to US$300. The bank will charge about US$50 for the transfer fee if we do the payment in these ways. Feel free to contact us for bank payment details if you need pay via bank.

For other payment method, please contact us at orders@icstation-team.com for more details.

Customers who bought this product also purchased

DIY Kit FM Radio Module, Adjustable 76-108MHz Wireless Receiver LCD Display, DC 5V FM Digital Radio Electronic Soldering Kits
OCL Amplifier DIY Kits 100w Dual Channel Stereo Sound Amplifier Board
DIY Hearing Aid Electronic Kit Amplifier Circuit Experimentation Soldering Assembly and Hands-On Learning
20S 20secs Voice Sound Module Sound Recorder Recording Module Kit ISD1820P DIY Kits DC 3-5V
Human Infrared Sensor Module with Lens
Wireless Remote Control Switch DC 12V Relay Module Lockless Self-locking Delay Controller
DC Motor Speed Controller, 7-70V 30A Speed Control Switch Module for Fan Speed Control, Adjustable PWM Motor Speed Regulator with 30A Fuse Used for Children's Car
ICStation DC to DC Step Up Converter Module Boost Converter Power Supply Module ICSA004A

Your Recent History

DC 9V 12V BA3121 Audio Noise Reducer Common Ground Noise Reduction Module