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Gameboy Zero Prebuilt Helder PW Audio Low Pass Filter board.

This awesome little board designed by Helder reduces interference from the Raspberry Pi when using the GPIO pins for PW Audio.

Simply wire to the GPIO pins on your Raspberry Pi before your amp and it will reduce any noise on the speakers.

It also allows for left and right channel audio so if you want to use 2 speakers you’re all set.

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