Bluetooth Amplifier Module 3.7v
Overview
Product sourcing insights & recommendations
The market for 3.7V Bluetooth amplifier modules in 2026 is driven by high-efficiency Bluetooth 5.0+ adoption and the "charge-and-play" trend, which eliminates the need for external battery management. Key innovations include Class-D amplification (like PAM8403) and integrated USB sound card features. While consumer demand is strong for DIY audio and vintage retrofitting, the primary pain points remain ground loop noise and audio latency (150-250ms).
Bluetooth Amplifier Module 3.7v Bluetooth 5.0 With Charging
Products · 3 lists
2.0 Stereo 2*50W Bluetooth 5.0 Digital Amplifier Board Module, with Onboard AUX/USB Interfaces. Model ZK-502M
Shenzhen Carn Technology Co., Ltd.🇨🇳CN6 yrs
XY-ABT DIY Bluetooth 5.0 Audio Receiver Module MP3 Bluetooth Decoding Board Car Speaker Audio Amplifier Board
Shenzhen Jiayang Electronics Co., Limited🇨🇳CN5 yrs
4 Ohm 3W Mono Bluetooth Power Amplifier Pcba Battery Charging Function 3.7V Lithium Battery Bluetooth Module
Shenzhen Zhicheng Electronic Technology Co., Ltd.verified🇨🇳CN5 yrs
4 OHMS 3W Mono Bluetooth Power Amplifier PCBA Battery Charging Function 3.7V Lithium Battery Bluetooth Module
Shenzhen Yingsitai Electronics Co., Ltd.🇨🇳CN3 yrs
3W/5W Stereo Bluetooth Amplifier Board PAM8406 Digital Amplifier Module DIY Bluetooth Speaker XY-P5W
Shenzhen Youxinbang Technology Co., Ltd.🇨🇳CN2 yrs
4 OHMS 3W Mono BT Power Amplifier PCBA Battery Charging Function 3.7V Lithium Battery BT Module
Shenzhen Ruised Technology Co., Ltd.🇨🇳CN9 yrs
Module 3.7V 3W 4 Mono Bluetooth Power Amplifier Board Lithium Battery Powered Bluetooth Module
Shenzhen Huixin Tengda Trading Co., Ltd.🇨🇳CN6 yrs
CT14 TYPE-C DC 3.7V 5V 3W Digital Audio Amplifier Board Double Dual Plate DIY BLE Speaker Modification Sound Music Module
Shenzhen iSmart Electronic Co., Ltd.verified🇨🇳CN10 yrs
DIY Bt Audio Receiver Module Type-C Wireless Lossless Car Speaker 5.0 Bt Power Amplifier Module
Shenzhen Shengdingtong Technology Co., Ltd.verified🇨🇳CN1 yrCT14 TYPE-C DC 3.7V 5V 3W Digital Audio Amplifier Board Double Dual Plate DIY BLE Speaker Modification Sound Music Module
DIY Bt Audio Receiver Module Type-C Wireless Lossless Car Speaker 5.0 Bt Power Amplifier Module
OEM 2x5W Bluetooth 5.0 Amplifier Board 5VDC Type-C With Volume Control Module DIY
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Sources & References
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10PCS CT14 Stereo Bluetooth 4.2 Amplifier Board Module 3.7v ...
eBay
This Bluetooth is version 4.2. Compatible with all mobile phones and Bluetooth adapters on the market. The transmission distance in open land is about 15 ...
How to Choose a Bluetooth Amplifier Module 3.7V
Alibaba
Lately, demand for 3.7V-compatible Bluetooth amplifier modules has grown steadily — not because of marketing hype, but due to three converging ...
MakerHawk: Bluetooth amplifier board
Amazon.com
MakerHawk Bluetooth Amplifier Board 2.1 2X50W+100W 12V-24V Audio Power Amplifier Module Bass and Treble Control for Store Home Theater Speakers with Antenna
HT81293 lithium battery powered built-in adaptive boost ...
电子工程世界（EEWorld）
The HT81293's unique adaptive dynamic boost can adjust the output voltage of the power module according to the output power required by the chip ...
[FiiO Q5s Type C ‖ Q5s] Bluetooth DSD-capable Amplifier ...
Head-Fi.org
This device is with 8.5-9h battery life with Bluetooth and the standard amplifier module. What you can do is reset the device through its reset button.
3.7V Bluetooth Amplifier Audio Module 3D Stereo Sound ...
AliExpress
3.7V Bluetooth amplifier audio module with 3D stereo sound and lossless HIFI quality. Ideal for DIY smart home audio systems. Compatible with ltk5325.