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AS21 2.1 Channel Audio Amplifier Module TPA3255 Subwoofer 220WX2+350W 220WX2+350W Amplifier Board AS21

MOQ:	5 pieces
Price:	CN¥231.00/pieces 5-49 pieces

Detail Information

Product Description

Ratings & Reviews

Detail Information

Support App:

Yes

Battery:

Number Of Loudspeaker Enclosure:

Output Power:

220WX2+350W

Remote Control:

Built-in Microphone:

Support Microphone:

Bluetooth Standard:

Bluetooth V5.0

Model Number:

ZK-AS21

Channels:

3 (2.1)

Led Lighting:

No Light

Battery Capacity:

No Battery

Waterproof Standard:

Highlight:

AS21 2.1 channel amplifier module

AS21 amplifier board supplier

amplifier board manufacturer

Product Description

Products Description

Contact us
Wechat：	zq13827494627	WhatsApp：	+86-13827494627
Skype：	alvacheng1	E-mail：	leo@creatall.com

Company Profile

Certificates & Production Processes

Packing & Delivery

1. Normal packaging.

2. Export carton.

3. Custom packing.

4. All orders are will be shipped within 3-25 days after customers confirmed payment.

Payment&Shipping

PAYMENT Standard payment terms: pay 30% deposit in advance, 70% balance before shipment. Online trade assurance order, all is up to you. More payment terms could be provided! (T/T,PAYPAL WESTERN UNION) SHIPPING After-sales Service: 100% strict inspection and test before shipment. Replace in one weekonce original defective goods found on arrival. Enjoy one year warranty.

Customer Reviews

This is a part of good feedback from our customer, all is 5 star. It is prove that we are excellent supplier and also prove we own
high quality products and professional services.

FAQ

Q: What is the minimum order quantity for your products? A: If you need a small order, please contact us Q: How long is your delivery time? A: The product will be sent within 3 days after payment is confirmed, and the delivery time is 3 to 6 days Q: Do you test or inspect all items before delivery? A: Yes, we tested and checked all items before shipment. Q. What is your warranty? A: 60 days after receiving the goods. Our products are 100% tested before being shipped. If the goods are defective, please notify us within 3 days after delivery. Any item must be returned as is to be eligible for a refund or payment. The buyer is responsible for all freight incurred. Q: How do I pay for the order? A: We accept wire transfer, Western Union, Pay Pal, , escrow (if you prefer other methods, please contact us)

Ratings & Review

Overall Rating

5.0

Based on 50 reviews for this product

Rating Snapshot

The following is the distribution of all ratings

5 stars

100%

4 stars

3 stars

2 stars

1 stars

All Reviews

Иван

Russian Federation Jan 9.2026

Helpful (262)

Эта плата усилителя ZK-AS21 просто отличная! Качество звука великолепное, и установка была очень простой. Бас мощный и чистый—я очень доволен покупкой!

Sarah

United States Dec 16.2025

Helpful (78)

I used this ZK-AS21 amplifier module for my home speaker system, and it transformed the audio experience. The bass is rich and powerful, no issues with installation at all. Highly recommend!

Alexander

United Kingdom Nov 10.2025

Helpful (196)

I purchased more than 100 items at once. The quality is good, and I will definitely come back next time.

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