Bluetooth stereo With Amplifier Board Module 5V (Gold-8403C)

The Gold-8403C Bluetooth stereo Amplifier Module 5V based on the PAM8403 Class-D audio amplifier IC. It combines a Bluetooth audio receiver and a dual-channel amplifier on a single board, allowing you to stream music wirelessly and drive two speakers directly.

Operating from a standard 5V DC power supply, the module delivers up to 3W + 3W output power with excellent efficiency and low heat generation. The PAM8403 features a filterless Class-D architecture with built-in thermal shutdown and short-circuit protection, making it suitable for portable speakers, DIY audio projects, Bluetooth speakers, and compact sound systems.

Features:

• Bluetooth wireless audio receiver.
• Based on PAM8403 Class-D amplifier IC.
• Dual-channel stereo output.
• Output power up to 3W + 3W.
• High efficiency up to 90%.
• Supports 4Ω and 8Ω speakers.
• Low distortion and low noise.
• Filterless architecture.
• Built-in thermal protection.

Specifications:

Product ModelGold-8403C

Amplifier ICPAM8403

Amplifier ClassClass D

Operating VoltageDC5V (2.5VDC-5.5VDC)

Output Power3W+3W@4Ω,10%THD+N

Bluetooth Version5.0

Audio DecodingSBC

Speaker Impedance4Ω-8Ω

ProtectionShort-Circuit, Over-Temperature

Board Dimensions34mmx20mm

Mounting TypeThrough-Hole/Solder

Wiring Diagram:

Applications:

• Bluetooth speakers.
• Portable audio systems.
• DIY wireless speakers.
• Desktop speakers.
• Arduino audio projects.
• Raspberry Pi audio projects.
• MP3 player amplifiers.
• Small home audio systems.
• Educational electronics projects.

Package Include:

1x Gold-8403C Bluetooth stereo Amplifier Module 5V