This is TinyTendo, a real hardware NES handheld that is the size of the original GameBoy. This is not emulation, it is not a Pi, it is not a NOAC, and it is not an FPGA.

You can achieve a lot with a Dremel. For instance, apparently you can slim the original NES down into the hand-held form-factor. Both the CPU and the PPU (Picture Processing Unit) are 40-pin DIP ...

A new firmware update adds support for Nintendo’s NES and Sega Genesis wireless controllers. Analogue has released a new ...

Before the NES, most controllers relied on joysticks ... that was designed to work like a flattened joystick. Their Donkey Kong handheld was the first game to feature a D-pad, enabling it to ...