System name:
zx81

Full system name:
Sinclair ZX81

Supported file extensions:
.tzx .TZX .p .P .7z .7Z .zip .ZIP

Launch command:
%EMULATOR_RETROARCH% -L %CORE_RETROARCH%/81_libretro.so %ROM%

Platform (for scraping):
zx81

Theme folder:
zx81