With the chip soldered in to the relevant points of the PS1’s motherboard, you’re good to go. As far as console modding goes, the PS1 is a great platform to start with — simple to work on ...

The M18 handheld can run PS1, PSP, and N64 games smoothly with an RK3566 quad-core CPU, a 4.3-inch LCD display with a 60Hz refresh rate, and a large 4,000 mAh battery that can last up to 4 hours.