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Amplifier Board Module
Created with Pixso. ST21 High-Pass for Digital Amplifier Lead Wires 21 Channel 100W X 2 + 200W Original TPA3221 Chip China Audio

ST21 High-Pass for Digital Amplifier Lead Wires 21 Channel 100W X 2 + 200W Original TPA3221 Chip China Audio

Brand Name: Creatall
Model Number: ST21
MOQ: 5
Price: USD 24 / 22 / 21(5–99 / 100–999 / ≥1,000 pcs)
Detail Information
Place of Origin:
Guangdong, China
Type:
Audio Accessories
Highlight:

ST21 high-pass amplifier board

,

ST21 amplifier board supplier

,

amplifier board manufacturer

Product Description
Product descriptions from the supplier

High-Pass Bluetooth Digital Amplifier: Enhances audio clarity and bass depth for superior sound quality.

21 Channels: Multi-channel configuration for versatile use in various audio setups.

TPA3221 Chip: Utilizes high-performance TPA3221 chip for efficient power management.

100W x 2 + 200W Output: Delivers powerful output with balanced power distribution.

Lead Wires Included: Provides convenient lead wires for quick setup and installation.

ST21 High-Pass for Digital Amplifier Lead Wires 21 Channel 100W X 2 + 200W Original TPA3221 Chip China Audio
ST21 High-Pass for Digital Amplifier Lead Wires 21 Channel 100W X 2 + 200W Original TPA3221 Chip China Audio
ST21 High-Pass for Digital Amplifier Lead Wires 21 Channel 100W X 2 + 200W Original TPA3221 Chip China Audio
ST21 High-Pass for Digital Amplifier Lead Wires 21 Channel 100W X 2 + 200W Original TPA3221 Chip China Audio
ST21 High-Pass for Digital Amplifier Lead Wires 21 Channel 100W X 2 + 200W Original TPA3221 Chip China Audio
ST21 High-Pass for Digital Amplifier Lead Wires 21 Channel 100W X 2 + 200W Original TPA3221 Chip China Audio
ST21 High-Pass for Digital Amplifier Lead Wires 21 Channel 100W X 2 + 200W Original TPA3221 Chip China Audio
About this supplier

Shenzhen Creatall Electronics Co., Ltd is a one of the leading manufacturer and supplier of electronics modules, specializing in audio amplifier modules,power supply modules,BMS battery protection modules, L E D driver module and other related electronics skd products.
Our products have a wide range of application, including smart home devices, consumer products, small household appliance, communication equipment and industrial supplies. Creatall company is dedicated to providing high-quality solutions to meet the diverse needs of our customers.
In addition to our standard product line, we have a dedicated team of experienced engineers and designers who can provide customized O D M and O E M services to meet the specific requirements of our customers. From concept to production, we work closely with our clients to ensure that their unique needs are met. Our O D M and O E M services include product design, prototyping, testing, and manufacturing.
At Creatall, we are committed to delivering innovative and reliable products that meet the high standards of quality and performance. With state-of-the-art facilities and advanced manufacturing capabilities, we are able to deliver high-quality products quickly and efficiently. We pride ourselves on our commitment to customer satisfaction and strive to exceed their expectations in every aspect of our business.
Whether you need a standard product or a customized solution, Creatall is your trusted partner for all your module needs.
At present, we are also recruiting regional agents worldwide. Welcome to contact us!

Company overview
ST21 High-Pass for Digital Amplifier Lead Wires 21 Channel 100W X 2 + 200W Original TPA3221 Chip China Audio
ST21 High-Pass for Digital Amplifier Lead Wires 21 Channel 100W X 2 + 200W Original TPA3221 Chip China Audio
Competitive advantages
ST21 High-Pass for Digital Amplifier Lead Wires 21 Channel 100W X 2 + 200W Original TPA3221 Chip China Audio
Factory profile
ST21 High-Pass for Digital Amplifier Lead Wires 21 Channel 100W X 2 + 200W Original TPA3221 Chip China Audio
ST21 High-Pass for Digital Amplifier Lead Wires 21 Channel 100W X 2 + 200W Original TPA3221 Chip China Audio
ST21 High-Pass for Digital Amplifier Lead Wires 21 Channel 100W X 2 + 200W Original TPA3221 Chip China Audio
Customization capabilities
ST21 High-Pass for Digital Amplifier Lead Wires 21 Channel 100W X 2 + 200W Original TPA3221 Chip China Audio
Production workflow
ST21 High-Pass for Digital Amplifier Lead Wires 21 Channel 100W X 2 + 200W Original TPA3221 Chip China Audio
Packaging & shipping specifications
ST21 High-Pass for Digital Amplifier Lead Wires 21 Channel 100W X 2 + 200W Original TPA3221 Chip China Audio
Extended company profile
ST21 High-Pass for Digital Amplifier Lead Wires 21 Channel 100W X 2 + 200W Original TPA3221 Chip China Audio
ST21 High-Pass for Digital Amplifier Lead Wires 21 Channel 100W X 2 + 200W Original TPA3221 Chip China Audio
ST21 High-Pass for Digital Amplifier Lead Wires 21 Channel 100W X 2 + 200W Original TPA3221 Chip China Audio
ST21 High-Pass for Digital Amplifier Lead Wires 21 Channel 100W X 2 + 200W Original TPA3221 Chip China Audio
ST21 High-Pass for Digital Amplifier Lead Wires 21 Channel 100W X 2 + 200W Original TPA3221 Chip China Audio
ST21 High-Pass for Digital Amplifier Lead Wires 21 Channel 100W X 2 + 200W Original TPA3221 Chip China Audio
ST21 High-Pass for Digital Amplifier Lead Wires 21 Channel 100W X 2 + 200W Original TPA3221 Chip China Audio
ST21 High-Pass for Digital Amplifier Lead Wires 21 Channel 100W X 2 + 200W Original TPA3221 Chip China Audio
Recruiting agents
ST21 High-Pass for Digital Amplifier Lead Wires 21 Channel 100W X 2 + 200W Original TPA3221 Chip China Audio
Ratings & Review

Overall Rating

5.0
Based on 50 reviews for this supplier

Rating Snapshot

The following is the distribution of all ratings
5 stars
100%
4 stars
0%
3 stars
0%
2 stars
0%
1 stars
0%

All Reviews

E
Emma Wilson
Canada Mar 3.2026
Great DAC module for car & home audio. Lossless transmission, stable multi-channel output. Fast shipping, very satisfied.
M
Miguel González
Spain Feb 15.2026
Increíble calidad de sonido HiFi. Conexión estable y salida estéreo clara. Placa bien fabricada, instalación sencilla.
L
Lucas Dubois
France Feb 8.2026
Décodeur audio sans perte exceptionnel! Son multicanal excellent, aucun bruit de fond. Branchement USB plug&play, parfait pour home cinéma.