PAM8403 is a small, high-efficiency stereo audio amplifier module. It delivers clear sound output and is ideal for Arduino, DIY audio, and portable speaker projects.
Amplifier IC: PAM8403
Output Power: 3W + 3W (Stereo)
Operating Voltage: 2.5V – 5.5V
Amplifier Type: Class-D
Efficiency: Up to 90%
Audio Channels: Stereo (Left & Right)
Input Type: Analog Audio
Speaker Impedance: 4Ω – 8Ω
Compatible With: Arduino, ESP32, Bluetooth modules, MP3 players
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