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Amazon.com: Waveshare Mini Base Board Designed for Raspberry Pi Compute Module 4 Powerful Functions in A Small Sized Body Suitable for Evaluating The Raspberry Pi CM4 Or Being Integrated Into End Products :
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Amazon.com: Mini Base Board for Raspberry Pi Compute Module 4, with Standard CM4 Socket and Raspberry Pi 40 PIN GPIO Header, Onboard Multiple Connectors, Suitable for Compute Module 4 Lite/EMMC Series Module :
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Raspberry Pi Compute Module 4 IO Board : ID 4787 : $35.00 : Adafruit Industries, Unique & fun DIY electronics and kits
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Mini Base Board/Mini-Computer Full Version, Designed for Raspberry Pi Compute Module 4, USB HDMI Adapter Optional | CM4-IO-BASE-B
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