Precisely what you need for PC & Xbox gaming Play with complete confidence with this responsive ergonomic controller It works on either your PC or Xbox to give you the ultimate gaming experience Play in comfort A compact ergonomic shape lets you play comfortably for hours on your PC Feel the action Vibration feedback gives you a riveting gaming experience PC gaming at its best Precise thumb sticks two pressure-point triggers & an 8-way directional pad help you stay in control System Requirements Windows 7 Windows Vista Windows XP SP2 (excluding 64-bit) Pentium 300 MHz or higher 128 MB CD drive Powered USB (Universal Serial Bus) port 30 MB