CT14 Bluetooth 4.2 Stereo Amplifier Board 5W+5W Type-C Module

CT14 Bluetooth 4.2 Stereo Power Amplifier Board – 5W+5W with Type-C Charging Port

Upgrade your DIY audio projects with this compact CT14 Type-C Micro Stereo Bluetooth 4.2 Power Amplifier Board. Delivering 5W+5W stereo output at a working voltage of 3.7–5V DC, this mini amplifier module is perfect for hobbyists, makers, and electronics enthusiasts looking for a reliable, feature-packed solution in a tiny footprint (40×20×12mm).

Simply power it up, scan for "JZ-B5W2" on your phone's Bluetooth menu, tap to connect, and enjoy instant wireless audio streaming. Compatible with virtually all smartphones and Bluetooth adapters on the market, the module pairs seamlessly and reconnects automatically to previously paired devices — so your music keeps playing without interruption.

Key Features

• Bluetooth 4.2 for stable, low-latency wireless audio streaming
• 5W + 5W stereo output — big sound from a miniature board
• Working voltage: 3.7V–5V DC (compatible with standard lithium batteries & USB power)
• Type-C charging port — modern, reversible connector for easy power input
• Micro stereo design — ultra-compact 40×20×12mm board fits tight enclosures
• Open-field range: ~15 meters for uninterrupted wireless playback
• USB sound card support — no drivers needed, true plug-and-play under lithium battery power
• Auto-reconnect: automatically pairs and resumes playback with the last connected device
• Compatible with all Bluetooth-enabled smartphones and adapters

Specifications

Made in Mainland China.

Perfect For

• DIY Bluetooth speaker builds
• Portable audio projects powered by lithium cells
• Electronics prototyping and maker projects
• Retrofitting old speakers with wireless audio capability

You Might Also Like

• 10-Piece Gardening Tool Kit – Iron Head & Plastic Handle
• 1/2" Drive 8-Piece Hex Short Socket Set – Vanadium Steel
• 10-Pc Hex Nut & Bolt Extractor Kit 9–19mm

Learn more: EPA guidance on lithium-ion battery handling

Frequently Asked Questions

Q: What Bluetooth version does the CT14 amplifier board support?

A: The CT14 module uses Bluetooth 4.2, offering stable wireless connectivity and broad compatibility with virtually all modern smartphones and Bluetooth-enabled devices.

Q: How do I connect my phone to the CT14 Bluetooth amplifier board?

A: Power on the board, then open your phone's Bluetooth settings and scan for available devices. Select "JZ-B5W2" from the list and tap to connect. Once paired, the board will automatically reconnect and resume playback next time it's powered on.

Q: What power source does this amplifier board require?

A: The CT14 operates on 3.7V–5V DC, making it compatible with standard lithium (Li-ion/LiPo) batteries as well as 5V USB power supplies. The onboard Type-C charging port makes recharging a lithium cell straightforward.

Q: What is the wireless range of the CT14 Bluetooth module?

A: In an open outdoor environment, the effective transmission range is approximately 15 meters (about 49 feet). Range may be slightly reduced indoors due to walls and interference.

Q: Do I need to install any drivers to use the USB sound card function?

A: No. The USB sound card feature is completely plug-and-play — no drivers or software installation required when powered by a standard lithium battery supply.

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.