Bluetooth Amplifier Decoder Board
Overview
Product sourcing insights & recommendations


The market for Bluetooth amplifier decoder boards is experiencing a robust growth trajectory, driven by the surging DIY audio culture and the integration of advanced Bluetooth standards into consumer electronics.
1. Market Trends & Insights
* Rapid Market Growth: The global Bluetooth module market is projected to expand from $17.13 billion in 2025 to $40.35 billion by 2030, with a strong CAGR of 18.69% Yahoo.
* Technological Shift: The industry is transitioning from Bluetooth 5.0 to 5.2, 5.3, and LE Audio, which offer lower latency, better power efficiency, and higher audio fidelity StrategicmarketresearchMordorintelligence.
* Consumer Demand: DIY enthusiasts and car audio owners are the primary drivers. There is a clear trend toward Hi-Fi (High Fidelity) sound, lossless decoding (FLAC/WAV), and multi-functional boards that combine Bluetooth with FM radio, USB, and TF card support YoutubeDiyaudio.
* Smart Integration: High-end models are increasingly featuring App control (e.g., Wuzhi Audio App) for EQ tuning and remote operation, catering to a tech-savvy consumer base.
2. Top-Selling Product Insights
Based on current B2B and consumer trends, the following models dominate the market:
* ZK-TB21 (2.1 Channel): A benchmark for DIY subwoofer systems. It typically offers 50W+50W+100W output and is highly popular for its balanced performance and ease of assembly Alibaba.
* TPA3116D2 Series: Known for high power density and stability. Common configurations include 100W+100W stereo boards, often used in home theater upgrades AlibabaAlibaba.
* ZK-AS21: A premium option utilizing the TPA3255 chip, capable of delivering up to 220W*2+350W for heavy-duty audio applications Alibaba.
* Mini Decoder Modules: Ultra-compact 5V-12V boards with 2*3W output are widely used for portable speaker modifications and low-cost car audio upgrades Walmart.
3. Pricing & Sourcing Overview
* Entry-Level ($5–$8): Basic 2.0 channel or low-power boards (3W-15W) with standard Bluetooth 5.0 AlibabaAlibaba.
* Mid-Range ($10–$15): High-power 2.0/2.1 channel boards (TPA3116D2, ZK-TB21) featuring better heat dissipation and app support AlibabaAlibabaAlibaba.
* Premium ($30–$60): Audiophile-grade boards with high-end chips (TPA3255), advanced cooling, and extensive connectivity Alibaba.
* Supply Hub: Shenzhen, China, remains the global epicenter for the production and wholesale supply of these components AlibabaAlibaba.
Here is the market and product insight for bluetooth amplifier decoder boards. You can continue with:
Zk Tb21 2.1 Channel Bluetooth Amplifier Board
Products · 3 lists

Audio Amplifier Board ZK-TB21 2.1CH 50W TB21 PRO 2.1 Channel 5.2 Stereo Amplifier Board 50W+50W+100W7827
Shenzhen Maojiexin Electronics Co., Ltd.verified🇨🇳CN4 yrs
ZK-TB21 2.1 channel wireless digital power amplifier module high and low pitch overweight subwoofer power 50W*2+100W
Shenzhen Yihexin Electronic Technology Co., Ltd.🇨🇳CN5 yrs
ZK-TB21 2.1 channel Bluetooth power amplifier module high and low pitch overweight subwoofer
Shenzhen Boruijintong Technology Co., Ltd.🇨🇳CN5 yrs
RUIST TECHNOLOGY Blue Tooth 5.0 Subwoofer Amplifier Board 50WX2+100W 2.1 Channel Power Audio ZK-TB21
Shenzhen Ruist Electronic Technology Co., Ltd.🇨🇳CN6 yrs
2.1-channel BT Audio Integrated Circuit Electronic Components ZK-TB21 High-power Amplifier Board Overweight Subwoofer
Guangzhou Shuangqu Electronics Co., Ltd.verified🇨🇳CN8 yrs
Bluetooth Power Amplifier Board 2.1 Channels 50W*2+100W Audio Module with Hi-Fi High/Low Bass Dual Control Kt ZK-TB21
Shenzhen City Jintuo Electronic Information Co., Limited🇨🇳CN5 yrs
SeekEC 50W*2+100W 2.1 channel wireless audio amplifier board TPA3116D2 BT5.0 wireless digital power amplifier module
Shenzhen Maoxing Weiye Technology Co., Ltd.verified🇨🇳CN5 yrs
ZK-TB21 TPA3116D2 5.0 Subwoofer Amplifier Board 50WX2+100W 2.1 Channel Power Audio Stereo Amplifier Board Bass AMP
Shenzhen Qianruixiang Technology Co., Ltd.🇨🇳CN1 yr
TB21 Upgraded APP Version 2.1-Channel for Digital Amplifier Module Bass Treble Controls Powerful Subwoofer Output Made
Shenzhen Eno Electronic Co., Ltd.🇨🇳CN15 yrs
MT21 TB21 TPA3116 2.1 Channel 5.0 Subwoofer Amplifier Board 50WX2+100W Power Audio Stereo Amplifier Board Bass AMP AUX
Shenzhen Si Hai Xin Zhou Technology Co., Ltd.🇨🇳CN8 yrs
Hot TB21 2.1 Channel BT 5.0 Digital Amplifier Module Audio Amplifier Board Aux+BT TPA3116D2 Upgraded App TPA3116 Without App
Shenzhen Huixin Tengda Trading Co., Ltd.🇨🇳CN6 yrs
MT21 TB21 TPA3116 2.1 Channel 5.0 Subwoofer Amplifier Board 50WX2+100W Power Audio Stereo Bass Amplifier Board
Shenzhen Goldeleway Electronics Technology Co., Ltd.verified🇨🇳CN17 yrs
Wuzhi Audio 2.1-channel Bluetooth digital power amplifier board module, high and low pitch, super heavy subwoofer, high power
Guangzhou EBY Optoelectronic Technology Co., Ltd.🇨🇳CN9 yrs
Cross-border Exclusive 2.1-channel Original TPA3116 for Module High Low Tones Heavy Bass TB21 Digital Amplifier Board Made

WUZHI AUDIO ZK-LT21 BT5.1 Audio Speaker Amplifier Board Module 2.1 Channel Subwoofer 15W+15W+30W Support APP 10 Sound Effects
Qingdao Wuzhi Intelligent Technology Co., Ltd.🇨🇳CN3 yrs
ZK-MT21S 2.1-Channel for Bluetooth Audio Amplifier Board Module National Chip Version Heavy Bass Cannon Mid Electronic Modules K
Shenzhen Siyuanhengye Technology Co., Ltd.🇨🇳CN8 yrs
ZK-MT21 50W * 2+100W2.1 channel Bluetooth digital amplifier board module with high low and super low tones
Shenzhen Xianhecheng Electronics Co., Ltd.🇨🇳CN4 yrs
ZK-AS21P TPA3255 2.1 Channel 1200W Subwoofer Mini Bluetooth Audio Digital Amplifier Board Module zkas21p zk-as21p zk as21p
Shenzhen I-Circuit Electronics Co., Ltd.🇨🇳CN3 yrs
ZK-AS21 220W*2+350W 2.1 Bluetooth Power Amplifier Board with TPA3255 Chip 18V-36V Bluetooth Speaker Audio Amplifier Module
Shenzhen Youdianduo Technology Co., Ltd.🇨🇳CN4 yrs
ZK-MT21 50W * 2+100W2.1 channel Bluetooth digital amplifier board module with high low and super low tones
Shenzhen Caihongsheng Technology Co., Ltd.🇨🇳CN6 yrs
Bluetooth 5.0 2.1 Channel Power Audio Stereo Subwoofer Amplifier Board 50W*2+100W HIFI TPA3116D2 High And Low XY-S100H S100L
Shenzhen Tuozhanteng Electronic Components Co., Ltd.🇨🇳CN5 yrs
Original ZK-MT21 50W * 2+100W2.1 Channel Bluetooth Digital Amplifier Board Module with High Low and Super Low Frequencies
Shenzhen Chipsrsun Technology Co., Ltd.🇨🇳CN1 yr
ZK-AS21 220W*2+350W 2.1 BT Power Amplifier Board with TPA3255 Chip DC18V-36V BT Speaker Audio Amplifier Module
Shenzhen Lengtion Electronics Co., Ltd.🇨🇳CN13 yrs
ZK-LT22 2.1 Channel BT Audio Power Amplifier Board Module 15WX2+30W Subwoofer TWS True Wireless Power Amplifier Board
Shenzhen Chuangyida Electronics Co., Limited🇨🇳CN6 yrs
ZK-LT22 2.1 Channel BT Audio Power Amplifier Board Module 15WX2+30W Subwoofer TWS True Wireless Power Amplifier Board
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Sources & References
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