Requires PS2 Keyboard connector and 15 pin Joystick connector. * F-16 Combat Stick. Trigger, 4 buttons and 2 hats. Designed to be like a real USAF Fighters Stick. * CH Pro Throttle. 4 Buttons and 4 Hats in addition to forward and back flat slide. * These two attach to each other as a set. Only 1 PS2 and 1 Joystick connector requried.