Description: NEW Pre-AMP Single Low Power Pass Filter Bass Subwoofer Amplifier Board DC 9-32VProduct Image: Product Description: Description: Note: This board is a preamp board, it can't be directly connected to the speaker. It must be connected to the subsequent stage of an amplifier board for this pre-amp to work. The so-called low-pass filter to filter out the human voice board is more than treble part, retain the low frequency part is amplified to improve the bass reproduction efforts, people will not hear the sound of musical instruments and high-frequency sound during playback. The buyer must understand knowledge of this area. Features: Power supply voltage: DC 9V-32V single power supply Dual channel input, subwoofer output, then the output amp|ifier,can not directly connected to the speaker The multi-stage filter, better bass effect The phase adjustable Potentiometer from left to right: frequency adjustment, bass volume control The cut-off frequency: 22HZ-240HZ Potentiometer shaft center to center spacing: 3cm PCB Size: 62 9* 26.5mm Audio input: mono or two-channel Audio output: Mono(connect with amplifier) Package included: 1PC x Low Pass Filter Bass Subwoofer Pre-AMP Amplifier Board 1PC x Power cable 1PC x Audio Shieklded cable FeedbackWarrantyShipmentFeedbackWe appreciate your feedback very much. As it will motivate us do better. If you have any questions with our goods or service, Please kindly contact us firstly before leaving negative feedback. Thank you in advance Warranty1. All merchandise will be carefully test before shipping. We will try our best to avoid any quality problem. 2. We promise warranty for quality in one year and we will repair it free of charge. The returning shipping should be paid by customer. 3. If you are not satisfied with the product, Please contact us. We'll provide you a satisfying solution.Shipment1.Normmly we will send the goods within 1-3 working days after your payment is verified . 2.Please check if the goods are in good condition and sign before the delivery man leaves.If you find the product is lost or damaged on the way. Please take photo and let the delivery men confirm it. Then we will help you let the shipping company compensate you.On Aug-19-20 at 06:06:07 PDT, seller added the following information:
Price: 5.38 USD
Location: 深圳, 廣東省
End Time: 2025-01-19T14:00:36.000Z
Shipping Cost: 3 USD
Product Images
Item Specifics
Restocking Fee: No
Return shipping will be paid by: Seller
All returns accepted: Returns Accepted
Item must be returned within: 30 Days
Refund will be given as: Money Back
Brand: Unbranded
MPN: Does Not Apply
UPC: Does not apply
EAN: Does not apply
