A Raspberry Pi 4 inside a keyboard, the Raspberry Pi 400 offers a classic way to get started with Pi.
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Buy Raspberry Pi 400 Personal Keyboard Computer Unit - US
Raspberry Pi 400 Review: A Mini PC in a Keyboard
Raspberry Pi 400 Review: A Mini PC in a Keyboard
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The New Raspberry Pi 400 Beats Its Predecessor in Energetic Efficiency, by Bernardo R. Japón, The Startup