Features:

Dual shock function
Supports Direct X7.0a or up
USB powered plug & play, Supports USB 1.0, 1.1, 2.0
With dual analog sticks + 12 fire buttons for realistic gaming
Analog switch + viewing switch & auto function
Supports dual shock function for the best vibration impact
Works with Win98se, ME, XP, Vista & Win7, Win8,

Technical Specifications:

Interface: USB
Vibration: Dual motor
Buttons: 8-way direction button, 12 fire buttons, 2 Analog Sticks
Function: Turbo/Auto Function
Dimension: 165 x 65 x 100mm (L x W x H)
Weight: 195g (Approx.)