VHM-314 Bluetooth 5.0 MP3 Lossless Audio Decoding Board DIY

$2.09 $2.48

VHM-314 Bluetooth 5.0 Wireless Music Decoding Board

Take your DIY audio projects to the next level with the VHM-314 Bluetooth 5.0 MP3 Lossless Decoding Board. This compact, easy-to-install circuit board delivers crystal-clear stereo audio wirelessly, supporting a wide range of lossless formats. Whether you're upgrading your car audio, building a home speaker system, or working on a personal electronics project, this tiny board packs serious performance.

Why You'll Love It

Bluetooth 5.0 with Backward Compatibility: Upgraded BLE 5.0 chipset, fully compatible with 4.2 and 4.1 devices for broad connectivity.
Lossless Audio Decoding: Supports WAV, APE, FLAC, and MP3 formats for high-fidelity stereo sound output.
Auto Reconnect: Automatically reconnects to the last paired device — no fuss, no hassle.
Universal 3.5mm Output: Standard headphone jack output works seamlessly with headphones, amplifiers, and other audio equipment.
Compact & Lightweight: Measures just ~3×3 cm (1.2×1.2 in), making it ideal for space-constrained builds.
LED Status Indicator: Blue LED stays on in Bluetooth mode so you always know your connection status at a glance.
Versatile Power Input: Operates on 3.7V–5V, compatible with standard LiPo batteries and USB power sources.
Micro-USB & Type-C Interface Options: Choose the connector that suits your build.

Technical Specifications

Bluetooth Version: V5.0 (backward compatible with 4.2, 4.1)
Supported Profiles: A2DP / AVCTP / AVDTP / AVRCP / HFP
Power Supply: 3.7V – 5V DC
Signal-to-Noise Ratio (SNR): 90 dB
THD+N: -70 dB
Crosstalk: -86 dB
Dynamic Range (DNR): 91 dB
Range: 15m+ (49 ft+) line of sight
Audio Output: 3.5mm stereo jack
Interface: Micro-USB / Type-C (optional)
Board Size: Approx. 3×3 cm / 1.2×1.2 in
Material: Printed Circuit Board (PCB)
Made in Mainland China

Supported Audio Formats

WAV | APE | FLAC | MP3

What's in the Box

1× VHM-314 Bluetooth 5.0 Decoding Board

Perfect For

DIY home speaker and amplifier builds
Vehicle audio system upgrades
Personal Bluetooth electronics projects
Home audio modification and retrofitting
Makers, hobbyists, and electronics enthusiasts

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Frequently Asked Questions

Q: What audio formats does the VHM-314 Bluetooth decoding board support?

A: The VHM-314 supports lossless and compressed audio formats including WAV, APE, FLAC, and MP3, ensuring high-quality stereo audio output for all your DIY audio projects.

Q: What Bluetooth versions is the VHM-314 compatible with?

A: The board features Bluetooth 5.0 and is backward compatible with Bluetooth 4.2 and 4.1 devices, giving you broad connectivity across a wide range of smartphones, tablets, and audio sources.

Q: What power supply does the VHM-314 decoding board require?

A: The board operates on 3.7V to 5V DC, making it compatible with standard LiPo batteries and USB 5V power sources — ideal for both battery-powered portable projects and fixed home installations.

Q: Can I use this board in a car audio or vehicle modification project?

A: Yes! The VHM-314 is specifically suited for vehicle audio upgrades, home audio modifications, and custom DIY electronics builds. Its compact 3×3 cm size fits easily into tight spaces.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.