The Amstrad Analogue Joystick AJ-5 is a 2-axis, 2 button, analogue joystick.
The axes are up and down, and the 2 buttons are digital.
The joystick itself is self centering.
The joystick has a 25-way male D-type connector and is suitable for connecting to the old PC gameports and to the 464+ and 6128+ analogue joystick connector.