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Raspberry Pi 4 Model B 3 x 40 Pin GPIO Adapter Extension Board 1 to 3 GPIO Module for Orange Pi Raspberry Pi 4B 3B+ 3B - AliExpress
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Raspberry Pi 3 Model B GPIO Extension Board Adapter 40 Pin GPIO Cable Module for Orange Pi Plus 2 / Raspberry Pi 2 / Demo Board - Newegg.com
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