Features:

*Bass Enhancement: Delivers powerful low-frequency performance for immersive audio experiences.

*3D Sound Effects: Creates realistic surround sound for dynamic and spatial audio output.

*Multiple EQ Modes: Offers preset modes including  FOR JAZZ, Classical, Popular, and Rock for versatile sound customization.

*LED Indicators: Features clear visual cues for bass boost and surround sound activation status.

*Compact Design: Lightweight and portable construction  FOR IDEAL  for professional and home audio setups.

Specifications:

*Product Name:Preamplifier audio processing board

*Material:PCB

*Color:As shown

*Size:10*3.3*2.5cm

*Operating voltage: AC 5V-16V or DC 7V-24V

Package Content:

1* Preamplifier audio processing board

Note:

1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.
2. Please allow slight manual measurement deviation for the data.

Payment must be completed within 5 days. If you have any problems about payment, please contact us via .

We only ship to confirmed Order addresses. Please comfirm that your Order for ADDRESS is in line with your shipping for ADDRESS.

Please kindly note that the combined shipping is not provided because the shipping fee is calculated by weight. Also, the each additional item means exactly the the same color and size. 

It takes about 7-15 working days to US; about 10-30 working days to other countries.  for TRANSIT time may be a little delayed because of the bad weather and customs inspection. If you do not receive your item within 30 working days since payment finished, please contact us immediately for further assistance.

We for STRIVE for customer satisfaction! Positive is very important to us. If you have any questions, please feel to contact us via "Ask seller a question" . We will reply your for email within 24 working hours.