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Raspberry Pi speaker expansion board PWM sound card GPIO audio amplification for zero/3B/4B - AliExpress
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Amazon.com: WM8960 Audio HAT Module for Raspberry Pi 4B/3B+/3B/2B/B+/A+/Zero/Zero W/Pi Zero WH,WM8960 Hi-Fi Sound Card HAT Stereo CODEC, Play/Record : Electronics
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