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A DIY ESP32 digital audio player made of exposed circuit boards and a small OLED screen, suspended from a golden keychain with a bell.

A DIY ESP32 digital audio player made of exposed circuit boards and a small OLED screen, suspended from a golden keychain with a bell.

DIY electronics keychain audio player2020sPCBmetalplasticelectronic componentscyberpunkgeekycreativetactile
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Tactile Pocket Electronics

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