This is the NanoPi NEO4, a $50 Raspberry Pi rival single-board computer (SBCs).
Despite the board's tiny size, its six-core CPU beat both the Raspberry Pi 3 B+ and powerful Rock Pi 4 in some processor benchmarks, as you can read in our full review.
Click through the gallery for a closer look at the board.
SEE: More Raspberry Pi coverage (TechRepublic Flipboard magazine)
Image: Nick Heath / TechRepublic