Description
Build your own wireless audio systems with the M38 Bluetooth 4.2 Board (MH-M38). This compact audio receiver module lets you connect smartphones, tablets, and laptops to your DIY speaker projects, amplifiers, or sound systems via Bluetooth 4.2 technology for stable and high-quality audio streaming.
The MH-M38 supports MP3 audio playback, making it ideal for DIY wireless speakers, car audio upgrades, home audio systems, and educational electronics projects. With its easy-to-use pinout, you can integrate it into amplifiers and sound boards quickly.
Why Buy MH-M38 Bluetooth Audio Board in Pakistan?
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Bluetooth 4.2 technology for stable wireless connection
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Compact design — perfect for DIY speaker projects
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Supports MP3 audio decoding
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Can be paired with amplifier boards for high-power speakers
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Low-cost, reliable solution for students, hobbyists, and engineers
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Ideal for car audio upgrades and portable speaker designs
Technical Specifications
| Feature | Details |
|---|---|
| Model | MH-M38 |
| Bluetooth Version | Bluetooth 4.2 |
| Operating Voltage | 3.7V – 5V DC |
| Audio Output | Stereo (L/R) |
| Supported Audio Format | MP3 |
| Transmission Distance | Up to 15 meters |
| Dimensions | ~42 × 30 × 6 mm |
| Interface | UART / Pin header |
| Applications | DIY Bluetooth Speakers, Car Audio, MP3 Audio Systems, Wireless Headphones, Home Sound Systems |
Applications
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DIY Bluetooth wireless speakers
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Car audio system upgrades
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MP3 music playback projects
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Home audio amplifiers
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Electronics learning projects for students
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Portable audio gadgets