This PS 2 dual shock 2 controller includes all the functions of digital joypad and Same as the original dual shock2 joypad. Twelve Analog keys in 3D mode add variety and intelligence in operation.Additional Features:- Compatible to the software supported by PSI, PS One and PS2.- Support DUAL SHOCK game, with two different Motors inside, produce two different vibration effects.- Support memory card operation and more than one player at the same time- Support digital and analog controlled game- One Direction key with eight directions controlling correctly and eight independent control keys.- Two independent 3D control pads and two control keys.- Switch to twelve Analog including Direction key and eight control keys, game itself may produce different change and results as the vertical force and degree.- Color: Black- All keys are fully compatible with SONY PS2.