Bluetooth Amplifier Board

A compact Bluetooth 5.0 amplifier board with dual PAM8403 chips delivering 5W per channel (10W total). Stream audio wirelessly from your phone, tablet, or computer to power passive speakers in DIY audio projects.

The small form factor and simple mounting make this board easy to integrate into custom speaker builds, boomboxes, or embedded audio systems.

Key Features

• Bluetooth 5.0 – Stable wireless connectivity with compatible devices
• Dual Channel Output – 5W per channel, 10W total
• PAM8403 Amplifier Chips – Efficient Class-D amplification
• Compact Design – Easy to integrate into custom builds
• Simple Mounting – 3mm installation apertures

Specifications

• Bluetooth Version: 5.0
• Amplifier IC: 2× PAM8403
• Output Power: 5W + 5W (10W total)
• Channels: Stereo (2-channel)
• Dimensions: 45mm × 42mm × 25mm
• Mounting Holes: 3mm diameter

Ideal For

• DIY Bluetooth speakers
• Custom boombox builds
• Embedded audio systems
• Retro radio conversions
• Raspberry Pi audio projects