Charactersets Designprogram (19xx)(-) ROM Download for Sinclair ZX81 (). Charactersets Designprogram (19xx)(-) game is available to play online and download only on Roms Games. Charactersets Designprogram (19xx)(-) ROM for Sinclair ZX81 download requires an emulator to play the game offline. This Game is English (USA) Version and is the highest quality available.