1. convert all the psx controller to be used on pc 2. easy and convenient to ues.simply hot-plug the pc usb socket and install the driver, then it works perfectly. 3. real digital and analog modes are available. 4. support all the vibration types. 5. compatible with win98/me /2000/xp,together with directx 7.0a or above. 6. DDR dancing controller is compatible 7. build-in flashing signal indicator.