The Raspberry Pi400 is an optimized Raspberry Pi 4 built into a keyboard. Students and inventors get a PC with a small footprint, a low price, and great possibilities.
My (early) thoughts on the Raspberry Pi 400 : r/raspberry_pi
The Raspberry Pi 400 is a compact keyboard with a built-in computer - The Verge
Raspberry Pi 400 review—the under-$100 desktop PC you didn't know you needed
Raspberry Pi 400 review—the under-$100 desktop PC you didn't know you needed
Raspberry Pi 400: Its designer reveals more about the faster Pi 4 in the $70 PC's keyboard
Raspberry Pi 400 review—the under-$100 desktop PC you didn't know you needed
Raspberry Pi 400 Blathering – CubicleNate's Techpad
Will It Construct? The Raspberry Pi 400 - Construct Official Blog
Raspberry Pi 400 review—the under-$100 desktop PC you didn't know you needed
Raspberry Pi 400: This $100 keyboard is a full-blown computer
Raspberry Pi 400: the $70 desktop PC - Raspberry Pi
Adam H. on LinkedIn: Raspberry Pi 400: This $100 keyboard is a full-blown computer