RAM Turbo Joystick Interface for Sinclair ZX Spectrum computer.
Many ZX Spectrum games have been written with only keyboard as operator interface and those games typically use keys 1,2,3,4,5 or 6,7,8,9,0 for left,right,down,up,fire respectively; this interface has two joystick ports to simulate those keys presses.
Both joystick ports tested functional.
Interface also provides a game cartridge port; that port has not been tested due to no cartridge being available.
Sale does not include ZX computer, TV, tape recorder and joystick used to illustrate functionality - sale includes RAM Turbo Interface only.