50W Bluetooth Mini Power Amplifier – HiFi Home & Car 12V

GUANDO 50W Mini Bluetooth HiFi Power Amplifier Board

Upgrade your audio experience with the GUANDO 50W High-Power Mini Bluetooth Amplifier — a compact, versatile amplifier board engineered for both home and car audio systems. Whether you're building a custom HiFi speaker setup or enhancing your vehicle's sound system, this powerful little unit delivers rich, clear, and dynamic audio performance at an incredible value.

Why You'll Love It

• 50W High Output Power – Drives speakers with impressive clarity and volume, filling any room or vehicle cabin with full-bodied sound.
• Bluetooth Connectivity – Stream music wirelessly from your smartphone, tablet, or any Bluetooth-enabled device with ease.
• SD Card Slot – Play music directly from a memory card — no phone or external device needed.
• Dual-Use Design – Operates on 12V DC power, making it perfectly suited for both home audio setups and in-car installations.
• Compact & Lightweight – Mini form factor fits neatly into tight spaces, DIY enclosures, or custom audio builds without compromise.
• High-End HiFi Audio Quality – Designed for audiophiles who demand clean, distortion-free sound reproduction from a budget-friendly board.
• Universal Speaker Compatibility – Pairs with a wide range of passive speakers to suit your existing setup.

Specifications

• Brand: GUANDO
• Output Power: 50W
• Operating Voltage: 12V DC
• Connectivity: Bluetooth, SD Card Slot
• Application: Home Audio, Car Audio, DIY HiFi Systems
• Condition: New
• Country of Origin: Made in Mainland China

Perfect For

• DIY home HiFi speaker builds
• Car audio upgrades and custom installs
• Garage, workshop, or desktop audio systems
• Electronics hobbyists and audio enthusiasts

Learn more: ENERGY STAR product efficiency guidance

Frequently Asked Questions

Q: What power supply does the GUANDO 50W Bluetooth amplifier board require?

A: This mini power amplifier board operates on a 12V DC power supply, making it compatible with standard home power adapters as well as car battery systems — ideal for both home HiFi and in-car audio applications.

Q: Can I use the GUANDO amplifier board wirelessly without a phone?

A: Yes! In addition to Bluetooth streaming from your smartphone or tablet, the amplifier board features an SD card slot so you can play music directly from a memory card without needing any external device connected.

Q: What types of speakers are compatible with this 50W HiFi amplifier?

A: This amplifier board is designed to drive a wide range of passive speakers. As long as your speakers match the impedance and power handling specifications of the board, they should be compatible — making it a great choice for custom DIY HiFi builds and existing speaker setups alike.

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.