Mini Bluetooth Speaker DIY Soldering Kit – LM4863 Amplifier

Build Your Own Mini Bluetooth Speaker with This Complete DIY Kit

The LOTHYE Mini Bluetooth Speaker Making Kit is the perfect hands-on electronics project for hobbyists, students, and makers who want to learn soldering and circuit assembly while building a fully functional speaker. This kit includes all the parts you need — simply solder, assemble, and enjoy your custom-built audio device!

⚠️ Please Note: This kit is designed for electronics enthusiasts with prior circuit and soldering experience. While all components are verified to be in excellent condition before shipping, successful assembly depends on the builder's skills. Please read all instructions carefully before starting your build.

Key Features

• Two Versions Available: Bluetooth wireless audio input OR wired 3.5mm audio cable input
• LM4863 Amplifier IC: Reliable in-line IC power amplifier for clear, crisp sound output
• 2-Inch Speaker Driver: 3W single speaker for impressive sound in a compact form factor
• USB-Powered (5V): Convenient USB power supply — works with phone chargers, power banks, and PC ports
• Mercury Tilt Switch: Unique dump/tilt power switch mechanism for a fun, interactive design
• Compact Size: Measures just 6cm × 6cm × 6cm — small enough for a desk or shelf
• Complete Parts Package: Full set of components delivered, ready for assembly

Technical Specifications

Who Is This Kit For?

Whether you're a student learning electronics for the first time or a seasoned maker looking for your next weekend project, this DIY speaker kit offers a rewarding build experience. It's a great way to develop soldering skills, understand amplifier circuits, and end up with something genuinely useful!

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Frequently Asked Questions

Q: Does this Bluetooth speaker DIY kit come with all required components?

A: Yes! This kit ships as a full set of spare parts, including the LM4863 amplifier IC, 2-inch 3W speaker, power switch, and all supporting electronic components needed for assembly. A soldering iron and basic tools are not included and must be provided by the builder.

Q: What level of electronics experience do I need to assemble this DIY speaker kit?

A: This kit is best suited for individuals with prior soldering and basic circuit assembly experience. Beginners are welcome to try, but should study soldering fundamentals and circuit diagrams beforehand. The kit is not a plug-and-play product — it requires hands-on assembly.

Q: Can I choose between Bluetooth and wired audio input?

A: Yes! This kit is available in two versions: a Bluetooth wireless version for cable-free streaming, and a wired version that uses a standard 3.5mm audio cable input. Please select your preferred version at checkout.

Q: What power source does this mini speaker kit use?

A: The assembled speaker is powered via a standard USB 5V connection, making it compatible with most phone chargers, USB wall adapters, computer USB ports, and portable power banks.