TPA3118 Bluetooth Amplifier Board – Dual 45W AUX Decoding
TPA3118 Bluetooth Amplifier Board – Dual 45W AUX Decoding
TPA3118 Bluetooth Digital Power Amplifier Board – Dual 45W | AUX Decoding
Take your audio projects to the next level with this TPA3118 Bluetooth Digital Power Amplifier Board. Delivering a powerful dual 45W output, this compact amplifier module features built-in Bluetooth connectivity and AUX decoding, making it perfect for DIY audio builds, home stereo upgrades, and car audio modifications. Made in Mainland China.
Why You'll Love It
- Crystal-Clear Sound Quality: High-resolution digital audio processing via the TPA3118 chip produces rich, detailed sound that satisfies even the most discerning ears.
- Wireless Bluetooth Streaming: Connect your phone, tablet, or any Bluetooth-enabled device effortlessly for cable-free audio playback.
- AUX Input Decoding: Prefer a wired connection? The AUX input lets you plug in any standard audio source for maximum flexibility.
- Dual 45W Power Output: Drives two channels at up to 45W each, delivering robust, room-filling sound from a surprisingly small board.
- Long-Term Stability: Engineered for continuous, reliable operation so you can enjoy your audio system without worrying about downtime.
- Compact & Easy to Install: Measuring just 7.2 × 5.3 cm (2.8 × 2.1 in), this lightweight board fits neatly into DIY enclosures and existing audio system builds.
- Quality Tested: Every unit is professionally inspected before shipping, backed by a responsive after-sales support team.
Specifications
| Chip | TPA3118 |
| Output Power | Dual 45W (stereo) |
| Connectivity | Bluetooth + AUX |
| Material | Plastic + Metal |
| Dimensions | 7.2 × 5.3 cm / 2.8 × 2.1 in |
| Quantity | 1 piece |
| Origin | Made in Mainland China |
Ideal Applications
- DIY Bluetooth speaker builds
- Home audio system upgrades
- Car audio enhancement projects
- Small commercial audio systems
- Electronics and audio experiment projects
Please Note
- Product photos are for illustration only; please refer to the listed dimensions for actual size.
- Minor measurement differences (±1–3 mm) may occur due to manual measurement.
- Screen color calibration may cause slight color variation between the image and the actual product.
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Frequently Asked Questions
Q: What Bluetooth version does the TPA3118 amplifier board support?
A: The board supports standard Bluetooth audio streaming, allowing you to wirelessly connect smartphones, tablets, laptops, and other Bluetooth-enabled devices for convenient, cable-free playback. Please refer to the product listing details or manufacturer documentation for the specific Bluetooth version.
Q: Can I use this amplifier board in a car audio setup?
A: Yes! The TPA3118 dual 45W amplifier board is well-suited for car audio upgrade projects. Its compact 7.2 × 5.3 cm form factor makes it easy to integrate into a vehicle's audio system, and both Bluetooth and AUX inputs give you flexible source options.
Q: What power supply does this amplifier board require?
A: For optimal dual 45W output performance, the TPA3118 board typically requires a DC power supply in the appropriate voltage range (commonly 12V–24V DC). Please consult the board's technical documentation or contact our support team to confirm the exact power requirements for your specific application.
Q: Is this board beginner-friendly for DIY audio projects?
A: Absolutely. The board's moderate size, straightforward wiring terminals, and built-in Bluetooth and AUX decoding make it accessible for electronics hobbyists and DIY audio enthusiasts at various experience levels. The unit is professionally tested before shipping to ensure it works right out of the box.
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.