Features:

1. All components are from brand new first-class products, and pure copper terminals are used for input and output ends, which is very convenient for wiring.

2. The op amp uses NE5532, and the IC socket is welded to replace the op amp at any time, and feel the effects of different op amps to improve playability.

3. The LED indicator is designed to monitor the power supply status in real time.

4. The PCB design of this board is simple and beautiful, and the wiring is reasonable, which makes this board have a very high signal-to-noise ratio and strong anti-interference ability. When there is no signal input, you can hardly hear the noise when you are close to the speaker.

5. It can share a set of power supply with the post-stage power board, which is very convenient for DIY.

Specifications:

Product Name: Subwoofer Preamplifier

Material: PCB

Color: Green

Size: 78x32mm, Thickness: 1.6mm

Power Supply Voltage: DC10-24V Single Power Supply

Frequency Range: 22Hz-300Hz

Audio Input: Dual Channel

Package Content:

1*Subwoofer Preamplifier

Note:

1. The real color of the item may be slightly different from the pictures shown on the 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 ebay message.

We only ship to confirmed ebay Order addresses. Please comfirm that your Order address is in line with your shipping 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. 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 strive for 100% customer satisfaction! Positive Feedback is very important to us. If you have any questions, please feel free to contact us via "Ask seller a question" . We will reply your email within 24 working hours.